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DTSTART;TZID=America/Los_Angeles:20191209T161500
DTEND;TZID=America/Los_Angeles:20191209T171500
DTSTAMP:20260407T024642
CREATED:20190909T233651Z
LAST-MODIFIED:20191209T043203Z
UID:1507-1575908100-1575911700@colleges.claremont.edu
SUMMARY:Applied Math Talk: Set your parasites low (or high) given by Professor Maryann Hohn (Pomona College)
DESCRIPTION:Individuals may choose to create social groups where their individual fitness and success is influenced by those around them.  A group may increase an individual’s success in finding food\, shelter\, and safety; however\, if the group fails\, so does the individual.  In this talk\, we will explore how choices of individuals influence group dynamics using both agent-based modeling and partial differential equations.  In particular\, we will examine individuals who live in close\, collaborate groups who are susceptible to infectious diseases such as pathogens and parasites through their social network.
URL:https://colleges.claremont.edu/ccms/event/maryann-hohn-pomona-college/
LOCATION:Emmy Noether Room\, Millikan 1021\, Pomona College\, 610 N. College Ave.\, Claremont\, California\, 91711
CATEGORIES:Applied Math Seminar
GEO:34.099908;-117.7142522
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END:VEVENT
BEGIN:VEVENT
DTSTART;TZID=America/Los_Angeles:20191203T121500
DTEND;TZID=America/Los_Angeles:20191203T131000
DTSTAMP:20260407T024642
CREATED:20190826T173520Z
LAST-MODIFIED:20191125T232345Z
UID:1376-1575375300-1575378600@colleges.claremont.edu
SUMMARY:ANTC Seminar: Random Monomial Ideals (Lily Silverstein\, CalPoly Pomona)
DESCRIPTION:Probability is a now-classic tool in combinatorics\, especially graph theory. Some applications of probabilistic techniques are: (1) describing the typical/expected properties of a class of objects\, (2) uncovering phase transitions and sudden thresholds in the dependence of one property on another\, and (3) producing examples of conjectured or unusual objects. (This last technique is sometimes called “the probabilistic method.”)\n\nThis talk will apply these techniques to commutative algebra\, using monomial ideals as a bridge between combinatorics and algebra. I’ll introduce a family of random models for monomial ideals\, and describe results of each type mentioned above\, for instance: (1) typical projective dimension\, (2) thresholds in Krull dimension as a function of number of monomial generators\, and (3) how to generate unlimited examples of monomial ideals which aren’t generic (in the Bayer-Peeva-Sturmfels sense)\, but which nevertheless have minimal free resolutions that can be read from their Scarf complexes.\n\nJoint work with subsets of: Jesús A. De Loera\, Serkan Hoşten\, Robert Krone\, Sonja Petrović\, Despina Stasi\, Dane Wilburne\, and Jay Yang.
URL:https://colleges.claremont.edu/ccms/event/antc-seminar-lily-silverstein-calpoly-pomona/
LOCATION:Emmy Noether Room\, Millikan 1021\, Pomona College\, 610 N. College Ave.\, Claremont\, California\, 91711
CATEGORIES:Algebra / Number Theory / Combinatorics Seminar
GEO:34.099908;-117.7142522
X-APPLE-STRUCTURED-LOCATION;VALUE=URI;X-ADDRESS=Emmy Noether Room Millikan 1021 Pomona College 610 N. College Ave. Claremont California 91711;X-APPLE-RADIUS=500;X-TITLE=610 N. College Ave.:geo:-117.7142522,34.099908
END:VEVENT
BEGIN:VEVENT
DTSTART;TZID=America/Los_Angeles:20191202T161500
DTEND;TZID=America/Los_Angeles:20191202T171500
DTSTAMP:20260407T024642
CREATED:20191107T212329Z
LAST-MODIFIED:20191121T082301Z
UID:1636-1575303300-1575306900@colleges.claremont.edu
SUMMARY:Applied Math Seminar On Unlimited Sampling given by Prof. Felix Krahmer (Technische Universität München)
DESCRIPTION:Shannons sampling theorem provides a link between the continuous and thediscrete realms stating that bandlimited signals are uniquely determined by itsvalues on a discrete set. This theorem is realized in practice using so called analog to digital converters (ADCs). Unlike Shannons sampling theorem\, the ADCs are limited in dynamic range. Whenever a signal exceeds some preset threshold\, the ADC saturates\, resulting in aliasing due to clipping. In this talk\,we analyze an alternative approach that does not suffer from these problems.Our work is based on recent developments in ADC design\, which allow for ADCs that reset rather than to saturate\, thus producing modulo samples. An open problem that remains is: Given such modulo samples of a bandlimited function as well as the dynamic range of the ADC\, how can the original signal be recovered and what are the sufficient conditions that guarantee perfect recovery? In this paper\, we prove such sufficiency conditions and complement them with a stable recovery algorithm. Our results not limited to certain amplitude ranges\, in fact even the same circuit architecture allows for the recovery of arbitrary large amplitudes as long as some estimate of the signal norm is available whenrecovering. \nThis is joint work with Ayush Bhandari (Imperial College London) and Ramesh Raskar (MIT). \nBio: \nFelix Krahmer received his PhD in Mathematics in 2009 from New York University under the supervision of Percy Deift and Sinan Güntürk. He was a Hausdorff postdoc in the group of Holger Rauhut at the University of Bonn\, Germany from 2009-2012. In 2012 he joined the University of Göttingen as a an assistant professor for mathematical data analysis\, where he has been awarded an Emmy Noether Junior Research Group. Since 2015 he has been tenure track assistant professor for optimization and data analysis in the department of mathematics at the Technical University of Munich.
URL:https://colleges.claremont.edu/ccms/event/applied-math-seminar-given-by-prof-felix-krahmer-technische-universitat-munchen/
LOCATION:Emmy Noether Room\, Millikan 1021\, Pomona College\, 610 N. College Ave.\, Claremont\, California\, 91711
CATEGORIES:Applied Math Seminar
GEO:34.099908;-117.7142522
X-APPLE-STRUCTURED-LOCATION;VALUE=URI;X-ADDRESS=Emmy Noether Room Millikan 1021 Pomona College 610 N. College Ave. Claremont California 91711;X-APPLE-RADIUS=500;X-TITLE=610 N. College Ave.:geo:-117.7142522,34.099908
END:VEVENT
BEGIN:VEVENT
DTSTART;TZID=America/Los_Angeles:20191202T121500
DTEND;TZID=America/Los_Angeles:20191202T131000
DTSTAMP:20260407T024642
CREATED:20200116T235236Z
LAST-MODIFIED:20200116T235237Z
UID:1772-1575288900-1575292200@colleges.claremont.edu
SUMMARY:ANTC Seminar: Random Monomial Ideals (Lily Silverstein\, CalPoly Pomona)
DESCRIPTION:Probability is a now-classic tool in combinatorics\, especially graph theory. Some applications of probabilistic techniques are: (1) describing the typical/expected properties of a class of objects\, (2) uncovering phase transitions and sudden thresholds in the dependence of one property on another\, and (3) producing examples of conjectured or unusual objects. (This last technique is sometimes called “the probabilistic method.”)\nThis talk will apply these techniques to commutative algebra\, using monomial ideals as a bridge between combinatorics and algebra. I’ll introduce a family of random models for monomial ideals\, and describe results of each type mentioned above\, for instance: (1) typical projective dimension\, (2) thresholds in Krull dimension as a function of number of monomial generators\, and (3) how to generate unlimited examples of monomial ideals which aren’t generic (in the Bayer-Peeva-Sturmfels sense)\, but which nevertheless have minimal free resolutions that can be read from their Scarf complexes.\nJoint work with subsets of: Jesús A. De Loera\, Serkan Hoşten\, Robert Krone\, Sonja Petrović\, Despina Stasi\, Dane Wilburne\, and Jay Yang.
URL:https://colleges.claremont.edu/ccms/event/antc-seminar-random-monomial-ideals-lily-silverstein-calpoly-pomona/
LOCATION:Emmy Noether Room\, Millikan 1021\, Pomona College\, 610 N. College Ave.\, Claremont\, California\, 91711
CATEGORIES:Algebra / Number Theory / Combinatorics Seminar
GEO:34.099908;-117.7142522
X-APPLE-STRUCTURED-LOCATION;VALUE=URI;X-ADDRESS=Emmy Noether Room Millikan 1021 Pomona College 610 N. College Ave. Claremont California 91711;X-APPLE-RADIUS=500;X-TITLE=610 N. College Ave.:geo:-117.7142522,34.099908
END:VEVENT
BEGIN:VEVENT
DTSTART;TZID=America/Los_Angeles:20191126T121500
DTEND;TZID=America/Los_Angeles:20191126T131000
DTSTAMP:20260407T024642
CREATED:20190821T210731Z
LAST-MODIFIED:20191123T222257Z
UID:1361-1574770500-1574773800@colleges.claremont.edu
SUMMARY:Exponential domination in grids (Michael Young\, Iowa State University)
DESCRIPTION:Domination in graphs has been an important and active topic in graph theory for over 40 years. It has immediate applications in visibility and controllability. In this talk we will discuss a generalization of domination called exponential domination. A vertex $v$ in an exponential dominating set assigns weight $2^{1−dist(v\,u)}$ to vertex $u$. An exponential dominating set of a graph $G$ is a subset of $V(G)$ such that every vertex in $V(G)$ has been assigned a sum weight of at least 1. We will specifically look at grid graphs and graphs on the torus.
URL:https://colleges.claremont.edu/ccms/event/antc-talk-michael-young-iowa-state-university/
LOCATION:Emmy Noether Room\, Millikan 1021\, Pomona College\, 610 N. College Ave.\, Claremont\, California\, 91711
CATEGORIES:Algebra / Number Theory / Combinatorics Seminar
GEO:34.099908;-117.7142522
X-APPLE-STRUCTURED-LOCATION;VALUE=URI;X-ADDRESS=Emmy Noether Room Millikan 1021 Pomona College 610 N. College Ave. Claremont California 91711;X-APPLE-RADIUS=500;X-TITLE=610 N. College Ave.:geo:-117.7142522,34.099908
END:VEVENT
BEGIN:VEVENT
DTSTART;TZID=America/Los_Angeles:20191125T161500
DTEND;TZID=America/Los_Angeles:20191125T171500
DTSTAMP:20260407T024642
CREATED:20190909T232742Z
LAST-MODIFIED:20191112T033822Z
UID:1501-1574698500-1574702100@colleges.claremont.edu
SUMMARY:Applied Math Talk: Patterns deformed by spatial inhomogeneity give by Prof. Jasper Weinburd (HMC)
DESCRIPTION:At the turn of the twentieth century\, physicist Henri Bénard heated a shallow plate of fluid from below. For temperatures above a critical value\, the fluid’s evenly heated state became unstable as thermal convection took hold; heated fluid rose in localized areas while cooler fluid fell nearby. The rising and falling fluid created hexagonal convection cells\, squares\, and stripes.\nSuppose that we modify Bénard’s experiment by heating only the left half plate. We expect the fluid on the right to remain stationary and only the the fluid on the left to form patterns. We confirm this intuition mathematically and\, more surprisingly\, find that the step-type inhomogeneity restricts the spatial period of the resulting patterns on the left. We examine this phenomenon using a universal partial differential equation model. The main difficulty arrises at the location of the discontinuous inhomogeneity because results on either side cannot be directly compared. We construct a transformation of variables that bridges this jump and allows a heteroclinic glueing argument from left to right. The explicit form of this transformation determines the widths of patterns that may occur in the inhomogeneous environment.
URL:https://colleges.claremont.edu/ccms/event/jasper-weinburd-pomona-college/
LOCATION:Emmy Noether Room\, Millikan 1021\, Pomona College\, 610 N. College Ave.\, Claremont\, California\, 91711
CATEGORIES:Applied Math Seminar
GEO:34.099908;-117.7142522
X-APPLE-STRUCTURED-LOCATION;VALUE=URI;X-ADDRESS=Emmy Noether Room Millikan 1021 Pomona College 610 N. College Ave. Claremont California 91711;X-APPLE-RADIUS=500;X-TITLE=610 N. College Ave.:geo:-117.7142522,34.099908
END:VEVENT
BEGIN:VEVENT
DTSTART;TZID=America/Los_Angeles:20191119T121500
DTEND;TZID=America/Los_Angeles:20191119T131000
DTSTAMP:20260407T024642
CREATED:20190910T235147Z
LAST-MODIFIED:20191113T223428Z
UID:1524-1574165700-1574169000@colleges.claremont.edu
SUMMARY:Recent developments biquandle brackets (Sam Nelson\, CMC)
DESCRIPTION:We review some recent developments in the study of biquandle brackets and other quantum enhancements.
URL:https://colleges.claremont.edu/ccms/event/antc-talk-sam-nelson-cmc-2/
LOCATION:Emmy Noether Room\, Millikan 1021\, Pomona College\, 610 N. College Ave.\, Claremont\, California\, 91711
CATEGORIES:Algebra / Number Theory / Combinatorics Seminar
GEO:34.099908;-117.7142522
X-APPLE-STRUCTURED-LOCATION;VALUE=URI;X-ADDRESS=Emmy Noether Room Millikan 1021 Pomona College 610 N. College Ave. Claremont California 91711;X-APPLE-RADIUS=500;X-TITLE=610 N. College Ave.:geo:-117.7142522,34.099908
END:VEVENT
BEGIN:VEVENT
DTSTART;TZID=America/Los_Angeles:20191112T121500
DTEND;TZID=America/Los_Angeles:20191112T131000
DTSTAMP:20260407T024642
CREATED:20191011T010916Z
LAST-MODIFIED:20191105T222544Z
UID:1608-1573560900-1573564200@colleges.claremont.edu
SUMMARY:Counting stuff with quantum Airy structures (Vincent Bouchard\, University of Alberta)
DESCRIPTION:Mathematicians like to count things. Often in very complicated and fancy ways. In this talk I will explain how we can use quantum Airy structures — an abstract formalism recently proposed by Kontsevich and Soibelman\, underlying the Eynard-Orantin topological recursion — to count various interesting geometric structures. Quantum Airy structures can be seen as a wide generalization of the famous Witten conjecture\, connecting enumerative geometry\, integrable systems\, representation theory and mathematical physics. It is a great example of “physical mathematics” in action\, with dualities in string theory and quantum field theory giving rise to fascinating\, unexpected results in pure mathematics.
URL:https://colleges.claremont.edu/ccms/event/antc-seminar-vincent-bouchard-university-of-alberta/
LOCATION:Emmy Noether Room\, Millikan 1021\, Pomona College\, 610 N. College Ave.\, Claremont\, California\, 91711
CATEGORIES:Algebra / Number Theory / Combinatorics Seminar
GEO:34.099908;-117.7142522
X-APPLE-STRUCTURED-LOCATION;VALUE=URI;X-ADDRESS=Emmy Noether Room Millikan 1021 Pomona College 610 N. College Ave. Claremont California 91711;X-APPLE-RADIUS=500;X-TITLE=610 N. College Ave.:geo:-117.7142522,34.099908
END:VEVENT
BEGIN:VEVENT
DTSTART;TZID=America/Los_Angeles:20191111T161500
DTEND;TZID=America/Los_Angeles:20191111T171500
DTSTAMP:20260407T024642
CREATED:20191022T164250Z
LAST-MODIFIED:20191105T183518Z
UID:1618-1573488900-1573492500@colleges.claremont.edu
SUMMARY:Applied Math Talk: Stochastic similarity matrices and data clustering given by Prof. Denis Gaidashev (Uppsala University)
DESCRIPTION:Clustering in image analysis is a central technique that allows to classify elements of an image. We describe a simple clustering technique that uses the method of similarity matrices\, and an algorithm in which a collection of image elements is treated as a dynamical system. Efficient clustering in this framework   is achieved if the dynamical system admits a spectral gap. \nWe expand upon recent results in spectral analysis for Gaussian mixture distributions\, and in particular\, provide conditions for the existence of a spectral gap between the leading and remaining eigenvalues for matrices with entries from a Gaussian mixture with two real univariate components.
URL:https://colleges.claremont.edu/ccms/event/applied-math-talk-given-by-prof-denis-gaidashev-uppsala-university/
LOCATION:Emmy Noether Room\, Millikan 1021\, Pomona College\, 610 N. College Ave.\, Claremont\, California\, 91711
CATEGORIES:Applied Math Seminar
GEO:34.099908;-117.7142522
X-APPLE-STRUCTURED-LOCATION;VALUE=URI;X-ADDRESS=Emmy Noether Room Millikan 1021 Pomona College 610 N. College Ave. Claremont California 91711;X-APPLE-RADIUS=500;X-TITLE=610 N. College Ave.:geo:-117.7142522,34.099908
END:VEVENT
BEGIN:VEVENT
DTSTART;TZID=America/Los_Angeles:20191105T121500
DTEND;TZID=America/Los_Angeles:20191105T131000
DTSTAMP:20260407T024642
CREATED:20190910T234841Z
LAST-MODIFIED:20191101T153056Z
UID:1522-1572956100-1572959400@colleges.claremont.edu
SUMMARY:Differential spectra of power permutations (Daniel Katz\, CSUN)
DESCRIPTION:If $F$ is a finite field and $d$ is a positive integer relatively prime to $|F^\times|$\, then the power map $x \mapsto x^d$ is a permutation of $F$\, and so is called a power permutation of $F$. For any function $f: F \to F$\, and $a\, b \in F$\, we define the differential multiplicity of $f$ with respect to $a$ and $b$\, written $\delta_f(a\,b)$\, to be the number of pairs $(x\,y) \in F^2$ with $x-y=a$ and $f(x)-f(y)=b$.  We usually insist that $a\not=0$\, since it is immediate that $\delta_f(0\,0)=|F|$ and $\delta_f(0\,b)=0$ for $b\not=0$.  The differential spectrum of $f$\, written $\Delta_f$\, is defined as $\Delta_f=\{\delta_f(a\,b): a \in F^\times\, b \in F\}$. Differential spectra of power permutations are of interest in applications to cryptography and digital communications.  We are especially interested in fields $F$ and exponents $d$ such $f(x)=x^d$ is a power permutation over $F$ whose differential spectrum contains at most three values. We present computational experiments that suggest conjectures as to which $(F\,d)$ pairs produce such spectra.  This is joint work with Kyle Pacheco and Yakov Sapozhnikov.
URL:https://colleges.claremont.edu/ccms/event/antc-talk-daniel-katz-csun-2/
LOCATION:Emmy Noether Room\, Millikan 1021\, Pomona College\, 610 N. College Ave.\, Claremont\, California\, 91711
CATEGORIES:Algebra / Number Theory / Combinatorics Seminar
GEO:34.099908;-117.7142522
X-APPLE-STRUCTURED-LOCATION;VALUE=URI;X-ADDRESS=Emmy Noether Room Millikan 1021 Pomona College 610 N. College Ave. Claremont California 91711;X-APPLE-RADIUS=500;X-TITLE=610 N. College Ave.:geo:-117.7142522,34.099908
END:VEVENT
BEGIN:VEVENT
DTSTART;TZID=America/Los_Angeles:20191104T161500
DTEND;TZID=America/Los_Angeles:20191104T171500
DTSTAMP:20260407T024642
CREATED:20190803T171420Z
LAST-MODIFIED:20191026T215438Z
UID:1351-1572884100-1572887700@colleges.claremont.edu
SUMMARY:Markov Chains and Emergent Behavior in Programmable Matter given by Prof. Sarah Canon (CMC)
DESCRIPTION:Markov chains are widely used throughout mathematics\, statistics\, and the sciences\, often for modelling purposes or for generating random samples. In this talk I’ll discuss a different\, more recent application of Markov chains\, to developing distributed algorithms for programmable matter systems. Programmable matter is a material or substance that has the ability to change its features in a programmable\, distributed way; examples are diverse and include robot swarms and smart materials. We study an abstraction of programmable matter where particles independently move on a lattice according to simple\, local algorithms. We want to design these algorithms so that the system has a desired collective behavior\, such as compression of the particles into a shape with small perimeter or separation of differently colored particles. In our stochastic approach\, we describe a desired collective behavior using an energy function; design a Markov chain that uses local moves and converges to the Gibbs distribution for this energy function; and then turn the Markov chain into an asynchronous distributed algorithm that each particle can execute independently. In several of our algorithms\, changing just a single parameter results in a different\, but equally desirable\, emergent global behavior. To prove our algorithms are correct\, we must show this Gibbs distribution has the desired properties with high probability\, which we do using proof techniques from probability\, statistical physics\, and Markov chain analysis. This principled approach has been used to inform the design of real-world robot systems. Joint work with Marta Andres Arroyo\, Enis Aydin\, Joshua J. Daymude\, Bahnisikha Dutta\, Cem Gokmen\, Daniel I. Goldman\, Shengkai Li\, Dana Randall\, Andrea Richa\, William Savoie\, and Ross Warkentin.
URL:https://colleges.claremont.edu/ccms/event/applied-math-talk-given-by-sarah-canon-cmc/
LOCATION:Emmy Noether Room\, Millikan 1021\, Pomona College\, 610 N. College Ave.\, Claremont\, California\, 91711
CATEGORIES:Applied Math Seminar
GEO:34.099908;-117.7142522
X-APPLE-STRUCTURED-LOCATION;VALUE=URI;X-ADDRESS=Emmy Noether Room Millikan 1021 Pomona College 610 N. College Ave. Claremont California 91711;X-APPLE-RADIUS=500;X-TITLE=610 N. College Ave.:geo:-117.7142522,34.099908
END:VEVENT
BEGIN:VEVENT
DTSTART;TZID=America/Los_Angeles:20191029T121500
DTEND;TZID=America/Los_Angeles:20191029T131000
DTSTAMP:20260407T024642
CREATED:20190802T043328Z
LAST-MODIFIED:20190903T050156Z
UID:1347-1572351300-1572354600@colleges.claremont.edu
SUMMARY:Faster point counting for curves over prime power rings (Maurice Rojas\, Texas A&M)
DESCRIPTION:Counting points on algebraic curves over finite fields has numerous applications in communications and cryptology\, and has led to some of the most beautiful results in 20th century arithmetic geometry. A natural generalization is to count the number of points over prime power rings\, e.g.\, the integers modulo a prime power. However\, the theory behind the latter kind of point counting began more recently and there are numerous gaps in our algorithmic knowledge. \nWe give a simple combinatorial construction that reduces point counting over prime power point counting to the prime field case. In particular\, for any bivariate polynomial f in Z[x\,y] and positive integers p and k with p prime\, we show how one can count the number of roots of f in (Z/(p^k))^2 in time p^{1/2 + o(1)} (dk)^{O(1)}\, and even faster for certain curves. This generalizes earlier results of Cheng\, Lecerf\, Saxena\, and Wan in the univariate case\, and simplifies earlier work of Denef\, Igusa\, and Veys on local zeta functions. \nThis is joint work with Caleb Robelle and Yuyu Zhu.
URL:https://colleges.claremont.edu/ccms/event/antc-talk-by-maurice-rojas-texas-am/
LOCATION:Emmy Noether Room\, Millikan 1021\, Pomona College\, 610 N. College Ave.\, Claremont\, California\, 91711
CATEGORIES:Algebra / Number Theory / Combinatorics Seminar
GEO:34.099908;-117.7142522
X-APPLE-STRUCTURED-LOCATION;VALUE=URI;X-ADDRESS=Emmy Noether Room Millikan 1021 Pomona College 610 N. College Ave. Claremont California 91711;X-APPLE-RADIUS=500;X-TITLE=610 N. College Ave.:geo:-117.7142522,34.099908
END:VEVENT
BEGIN:VEVENT
DTSTART;TZID=America/Los_Angeles:20191015T121500
DTEND;TZID=America/Los_Angeles:20191015T131000
DTSTAMP:20260407T024642
CREATED:20190830T203403Z
LAST-MODIFIED:20191010T171535Z
UID:1465-1571141700-1571145000@colleges.claremont.edu
SUMMARY:Sporadic points on modular curves (Ozlem Ejder\, Colorado State University)
DESCRIPTION:A classic and fundamental result in number theory is due to Mordell who proved that the set of points on an elliptic curve defined over a number field forms a finitely generated abelian group; in particular\, it has a finite torsion subgroup. An essential tool to study elliptic curves is the modular curves which are moduli spaces for elliptic curves with an additional structure.  In particular\, $X_1(n)$ classifies the elliptic curves with a point of order of $n$.  Motivated by the classification of torsion problems\, we study the sporadic points on the curve $X_1(n)$\, that is\, the closed points on $X_1(n)$ such that there are at most finitely many points of degree at most $\deg(x)$. In this talk\, we will discuss the finiteness of sporadic points. This is joint with A. Bourdon\, Y. Liu\, F. Odumudu and B. Viray.
URL:https://colleges.claremont.edu/ccms/event/antc-seminar-ozlem-ejder-colorado-state-university/
LOCATION:Emmy Noether Room\, Millikan 1021\, Pomona College\, 610 N. College Ave.\, Claremont\, California\, 91711
CATEGORIES:Algebra / Number Theory / Combinatorics Seminar
GEO:34.099908;-117.7142522
X-APPLE-STRUCTURED-LOCATION;VALUE=URI;X-ADDRESS=Emmy Noether Room Millikan 1021 Pomona College 610 N. College Ave. Claremont California 91711;X-APPLE-RADIUS=500;X-TITLE=610 N. College Ave.:geo:-117.7142522,34.099908
END:VEVENT
BEGIN:VEVENT
DTSTART;TZID=America/Los_Angeles:20191014T161500
DTEND;TZID=America/Los_Angeles:20191014T171500
DTSTAMP:20260407T024642
CREATED:20190911T055121Z
LAST-MODIFIED:20190919T171212Z
UID:1530-1571069700-1571073300@colleges.claremont.edu
SUMMARY:Applied Math Talk: A Full Asymptotic Series of European Call Option Prices in the SABR Model with Beta = 1 given by Zhengji Guo (CGU)
DESCRIPTION:We develop two new pricing formulae for European options. The purpose of these formulae is to better understand the impact of each term of the model\, as well as improve the speed of the calculations. We consider the SABR model (with $\beta=1$) of stochastic volatility\, which we analyze by tools from Malliavin Calculus. We follow the approach of Alòs et al (2006) who showed that under stochastic volatility framework\, the option prices can be written as the sum of the classic Hull-White (1987) term and a correction due to correlation. We derive the Hull-White term\, by using the conditional density of the average volatility\, and write it as a two-dimensional integral. For the correction part\, we use two different approaches. Both approaches rely on the pairing of the exponential formula developed by Jin\, Peng\, and Schellhorn (2016) with analytical calculations. The first approach\, which we call ”Dyson series on the return’s idiosyncratic noise” yields a complete series expansion but necessitates the calculation of a 7-dimensional integral. Two of these dimensions come from the use of Yor’s (1992) formula for the joint density of a Brownian motion and the time-integral of geometric Brownian motion. The second approach\, which we call ”Dyson series on the common noise” necessitates the calculation of only a one-dimensional integral\, but the formula is more complex. This research consisted of both analytical derivations and numerical calculations. The latter show that our formulae are in general more exact\, yet more time-consuming to calculate\, than the first order expansion of Hagan et al (2002).
URL:https://colleges.claremont.edu/ccms/event/applied-math-talk-given-by-zhengji-guo-cgu/
LOCATION:Emmy Noether Room\, Millikan 1021\, Pomona College\, 610 N. College Ave.\, Claremont\, California\, 91711
CATEGORIES:Applied Math Seminar
GEO:34.099908;-117.7142522
X-APPLE-STRUCTURED-LOCATION;VALUE=URI;X-ADDRESS=Emmy Noether Room Millikan 1021 Pomona College 610 N. College Ave. Claremont California 91711;X-APPLE-RADIUS=500;X-TITLE=610 N. College Ave.:geo:-117.7142522,34.099908
END:VEVENT
BEGIN:VEVENT
DTSTART;TZID=America/Los_Angeles:20191008T121500
DTEND;TZID=America/Los_Angeles:20191008T131000
DTSTAMP:20260407T024642
CREATED:20190909T203312Z
LAST-MODIFIED:20190909T203312Z
UID:1495-1570536900-1570540200@colleges.claremont.edu
SUMMARY:Matroids: a unified theory of independence (Mauricio Gomez Lopez\, University of Oregon)
DESCRIPTION:In this talk\, I will give an overview of the theory of matroids. These are mathematical objects which capture the combinatorial essence of linear independence. Besides providing some basic definitions of this theory\, I will discuss several examples of matroids and explain some connections with optimization. Also\, in this talk\, I will introduce matroid polytopes\, which provide a geometric framework for studying matroids. If time permits\, I will discuss some new proofs to known results that I developed with one of my students during a research program this summer.
URL:https://colleges.claremont.edu/ccms/event/matroids-a-unified-theory-of-independence-mauricio-gomez-lopez-university-of-oregon/
LOCATION:Emmy Noether Room\, Millikan 1021\, Pomona College\, 610 N. College Ave.\, Claremont\, California\, 91711
CATEGORIES:Algebra / Number Theory / Combinatorics Seminar
GEO:34.099908;-117.7142522
X-APPLE-STRUCTURED-LOCATION;VALUE=URI;X-ADDRESS=Emmy Noether Room Millikan 1021 Pomona College 610 N. College Ave. Claremont California 91711;X-APPLE-RADIUS=500;X-TITLE=610 N. College Ave.:geo:-117.7142522,34.099908
END:VEVENT
BEGIN:VEVENT
DTSTART;TZID=America/Los_Angeles:20191007T163000
DTEND;TZID=America/Los_Angeles:20191007T173000
DTSTAMP:20260407T024642
CREATED:20190911T040840Z
LAST-MODIFIED:20190930T185051Z
UID:1528-1570465800-1570469400@colleges.claremont.edu
SUMMARY:Applied Math Seminar: Mathematical model of Hematopoietic cell differentiation from single-cell gene sequencing data (Prof. Heyrim Cho \,UCR)
DESCRIPTION:Recent advances in single-cell gene sequencing data and high-dimensional data analysis techniques are bringing in new opportunities in modeling biological systems. In this talk\, I will discuss different approaches to develop mathematical models from single-cell data. Particularly for high-dimensional single-cell gene sequencing data\, dimension reduction techniques are applied to find the trajectories of cell states in the reduced differentiation space. Then\, we develop PDE models that describe the cell differentiation as directed and random movement on the abstracted graph or on the reduced space. Normal hematopoiesis differentiation and abnormal processes of acute myeloid leukemia (AML) progression are simulated\, and the model can predict the emergence of cells in novel intermediate states of differentiation consistent with immunophenotypic characterizations of AML. In addition\, we demonstrate that our model is capable to illustrate the reconstitution of impaired Hematopoiesis\, for instance\, after chemotherapy.
URL:https://colleges.claremont.edu/ccms/event/applied-math-talk-given-by-prof-heyrim-cho-ucr/
LOCATION:Emmy Noether Room\, Millikan 1021\, Pomona College\, 610 N. College Ave.\, Claremont\, California\, 91711
CATEGORIES:Applied Math Seminar
GEO:34.099908;-117.7142522
X-APPLE-STRUCTURED-LOCATION;VALUE=URI;X-ADDRESS=Emmy Noether Room Millikan 1021 Pomona College 610 N. College Ave. Claremont California 91711;X-APPLE-RADIUS=500;X-TITLE=610 N. College Ave.:geo:-117.7142522,34.099908
END:VEVENT
BEGIN:VEVENT
DTSTART;TZID=America/Los_Angeles:20191004T160000
DTEND;TZID=America/Los_Angeles:20191004T170000
DTSTAMP:20260407T024642
CREATED:20190808T233920Z
LAST-MODIFIED:20190919T220053Z
UID:1353-1570204800-1570208400@colleges.claremont.edu
SUMMARY:Regime transitions of liquid films flowing down a fiber (Applied Math Talk given by Prof. Claudia Falcon\, UCLA)
DESCRIPTION:Recent  experiments  of  thin  films  flowing  down  a  vertical  fiber  with  varying  nozzle diameters present a wealth of new dynamics that illustrate the need for more advanced theory. Determining  the  regime  transitions from absolute (Rayleigh- Plateau) instability is useful in the  design  of  heat  and  mass  exchangers for applications that include cooling systems and desalination. We present a detailed analysis using a full lubrication model that includes slip boundary conditions\, nonlinear curvature terms\, and a film stabilization term. This study brings to focus the presence of a stable liquid layer playing an important role in the full dynamics. We propose a combination of these physical effects to explain the observed velocity  and  stability  of  traveling  droplets  in  the  experiments  and their  transition  to isolated droplets. When thermal gradients are present\, it can induce bead coalescence away from the nozzle. To account for this\, we incorporate spatial-dependent viscosity and surface tension to the model\, due  to  inhomogeneous  temperature  field  along  the  fiber.
URL:https://colleges.claremont.edu/ccms/event/applied-math-talk-given-by-prof-claudia-falcon/
LOCATION:Emmy Noether Room\, Millikan 1021\, Pomona College\, 610 N. College Ave.\, Claremont\, California\, 91711
CATEGORIES:Applied Math Seminar
GEO:34.099908;-117.7142522
X-APPLE-STRUCTURED-LOCATION;VALUE=URI;X-ADDRESS=Emmy Noether Room Millikan 1021 Pomona College 610 N. College Ave. Claremont California 91711;X-APPLE-RADIUS=500;X-TITLE=610 N. College Ave.:geo:-117.7142522,34.099908
END:VEVENT
BEGIN:VEVENT
DTSTART;TZID=America/Los_Angeles:20191001T121500
DTEND;TZID=America/Los_Angeles:20191001T131000
DTSTAMP:20260407T024642
CREATED:20190824T031500Z
LAST-MODIFIED:20191001T150201Z
UID:1368-1569932100-1569935400@colleges.claremont.edu
SUMMARY:Combinatorics and representation theory of Temperley-Lieb algebras (Zajj Daugherty\, CUNY)
DESCRIPTION:The classical\, one-boundary\, and two-boundary Temperley-Lieb algebras arise in mathematical physics related to solving certain rectangular lattice models.They also have beautiful presentations as “diagram algebras”\, meaning that they have basis elements depicted as certain kinds of graphs\, and multiplication rules are given by stacking diagrams and gluing of vertices. In this talk\, we will explore these algebras and their representation theory\, as well as their relationship to other important diagram algebras in combinatorial representation theory.
URL:https://colleges.claremont.edu/ccms/event/anct-seminar-zajj-daugherty-cuny/
LOCATION:Emmy Noether Room\, Millikan 1021\, Pomona College\, 610 N. College Ave.\, Claremont\, California\, 91711
CATEGORIES:Algebra / Number Theory / Combinatorics Seminar
GEO:34.099908;-117.7142522
X-APPLE-STRUCTURED-LOCATION;VALUE=URI;X-ADDRESS=Emmy Noether Room Millikan 1021 Pomona College 610 N. College Ave. Claremont California 91711;X-APPLE-RADIUS=500;X-TITLE=610 N. College Ave.:geo:-117.7142522,34.099908
END:VEVENT
BEGIN:VEVENT
DTSTART;TZID=America/Los_Angeles:20190924T121500
DTEND;TZID=America/Los_Angeles:20190924T131000
DTSTAMP:20260407T024642
CREATED:20190813T023810Z
LAST-MODIFIED:20190917T034004Z
UID:1360-1569327300-1569330600@colleges.claremont.edu
SUMMARY:Adinkras: Snapshots of Supersymmetry (Jordan Kostiuk\, Brown University)
DESCRIPTION:An “Adinkra” is a graphical tool to describe a branch of particle physics known as supersymmetry. Understanding the mathematics of Adinkras shines a light on the underlying physics\, as well as helps to explore new areas of mathematics. After describing the basic structure of Adinkras\, I will discuss some of these interesting interactions between mathematics and physics.This talk is intended for a general mathematics audience; undergraduate students are welcome.
URL:https://colleges.claremont.edu/ccms/event/antc-seminar-jordan-kostiuk-brown-university/
LOCATION:Emmy Noether Room\, Millikan 1021\, Pomona College\, 610 N. College Ave.\, Claremont\, California\, 91711
CATEGORIES:Algebra / Number Theory / Combinatorics Seminar
GEO:34.099908;-117.7142522
X-APPLE-STRUCTURED-LOCATION;VALUE=URI;X-ADDRESS=Emmy Noether Room Millikan 1021 Pomona College 610 N. College Ave. Claremont California 91711;X-APPLE-RADIUS=500;X-TITLE=610 N. College Ave.:geo:-117.7142522,34.099908
END:VEVENT
BEGIN:VEVENT
DTSTART;TZID=America/Los_Angeles:20190917T121500
DTEND;TZID=America/Los_Angeles:20190917T131000
DTSTAMP:20260407T024642
CREATED:20190910T234527Z
LAST-MODIFIED:20190912T055110Z
UID:1520-1568722500-1568725800@colleges.claremont.edu
SUMMARY:Introduction to theory of Euclid graphs (Sin-Min Lee\, SJSU)
DESCRIPTION:In Euclidean geometry\, the sum of  two sides of any  triangle is greater than the third side. We  introduce this idea to labeling of graphs. A (p\,q)-graph G=(V\,E) is said to be in Euclid(0) if there exists a bijection f: V(G) –> {1\,…\,p} such that for each induced C3 subgraph with vertices {v1\,v2\,v3} with f(v1)<f(v2)<f(v3) we have \nf(v1)+f(v2)>f(v3) . \nFor k > 1\, G is in Euclid(k) class of graphs if there exits smallest k such that G U Nk in Euclid(0)\, where Nk is the null graph with k isolated points. We exhibit infinitely many graphs in Euclid(k) for each k. The talk is target to general audiences. Several open problems will posed for future research. The report is the joint work with several high school\, undergraduate students and researchers.
URL:https://colleges.claremont.edu/ccms/event/antc-talk-sin-min-lee-sjsu/
LOCATION:Emmy Noether Room\, Millikan 1021\, Pomona College\, 610 N. College Ave.\, Claremont\, California\, 91711
CATEGORIES:Algebra / Number Theory / Combinatorics Seminar
GEO:34.099908;-117.7142522
X-APPLE-STRUCTURED-LOCATION;VALUE=URI;X-ADDRESS=Emmy Noether Room Millikan 1021 Pomona College 610 N. College Ave. Claremont California 91711;X-APPLE-RADIUS=500;X-TITLE=610 N. College Ave.:geo:-117.7142522,34.099908
END:VEVENT
BEGIN:VEVENT
DTSTART;TZID=America/Los_Angeles:20190916T161500
DTEND;TZID=America/Los_Angeles:20190916T171500
DTSTAMP:20260407T024642
CREATED:20190719T151932Z
LAST-MODIFIED:20190830T213728Z
UID:1339-1568650500-1568654100@colleges.claremont.edu
SUMMARY:Applied Math Seminar: A hybrid inverse problem in the fluorescence ultrasound modulated optical tomography given by Yimin Zhong (UCI)
DESCRIPTION:We investigate a hybrid inverse problem in fluorescence ultrasound modulated optical tomography (fUMOT) in the diffusive regime. We prove that the boundary measurement of the\nphoton currents allows unique and stable reconstructions of the absorption coefficient of the fluorophores at the excitation frequency and the quantum efficiency coefficient simultaneously\, provided\nthat some background medium parameters are known. Reconstruction algorithms are proposed and\nnumerically implemented as well.
URL:https://colleges.claremont.edu/ccms/event/yimin-zhong-uci/
LOCATION:Emmy Noether Room\, Millikan 1021\, Pomona College\, 610 N. College Ave.\, Claremont\, California\, 91711
CATEGORIES:Applied Math Seminar
GEO:34.099908;-117.7142522
X-APPLE-STRUCTURED-LOCATION;VALUE=URI;X-ADDRESS=Emmy Noether Room Millikan 1021 Pomona College 610 N. College Ave. Claremont California 91711;X-APPLE-RADIUS=500;X-TITLE=610 N. College Ave.:geo:-117.7142522,34.099908
END:VEVENT
BEGIN:VEVENT
DTSTART;TZID=America/Los_Angeles:20190910T121500
DTEND;TZID=America/Los_Angeles:20190910T131000
DTSTAMP:20260407T024642
CREATED:20190522T000934Z
LAST-MODIFIED:20190909T032954Z
UID:1333-1568117700-1568121000@colleges.claremont.edu
SUMMARY:Frobenius problem over number fields (Lenny Fukshansky\, CMC)
DESCRIPTION:The classical Frobenius problem asks for the largest integer not representable as a non-negative integer linear combination of a relatively prime integer n-tuple. This problem and its various generalizations have been studied extensively in combinatorics\, number theory\, algebra\, theoretical computer science and probability theory. In this talk\, we will consider a reformulation of this problem in the context of number fields\, which leads to some arithmetic questions about semigroups of algebraic integers and height functions. This is joint work with CMC student Edward Shi.
URL:https://colleges.claremont.edu/ccms/event/antc-seminar-mauricio-gomez-lopez-univ-oregon/
LOCATION:Emmy Noether Room\, Millikan 1021\, Pomona College\, 610 N. College Ave.\, Claremont\, California\, 91711
CATEGORIES:Algebra / Number Theory / Combinatorics Seminar
GEO:34.099908;-117.7142522
X-APPLE-STRUCTURED-LOCATION;VALUE=URI;X-ADDRESS=Emmy Noether Room Millikan 1021 Pomona College 610 N. College Ave. Claremont California 91711;X-APPLE-RADIUS=500;X-TITLE=610 N. College Ave.:geo:-117.7142522,34.099908
END:VEVENT
BEGIN:VEVENT
DTSTART;TZID=America/Los_Angeles:20190909T161500
DTEND;TZID=America/Los_Angeles:20190909T171500
DTSTAMP:20260407T024642
CREATED:20190722T184424Z
LAST-MODIFIED:20190722T184424Z
UID:1345-1568045700-1568049300@colleges.claremont.edu
SUMMARY:Applied Math Seminar: Organizational meeting
DESCRIPTION:As titled
URL:https://colleges.claremont.edu/ccms/event/applied-math-seminar-organizational-meeting-2/
LOCATION:Emmy Noether Room\, Millikan 1021\, Pomona College\, 610 N. College Ave.\, Claremont\, California\, 91711
CATEGORIES:Applied Math Seminar
GEO:34.099908;-117.7142522
X-APPLE-STRUCTURED-LOCATION;VALUE=URI;X-ADDRESS=Emmy Noether Room Millikan 1021 Pomona College 610 N. College Ave. Claremont California 91711;X-APPLE-RADIUS=500;X-TITLE=610 N. College Ave.:geo:-117.7142522,34.099908
END:VEVENT
BEGIN:VEVENT
DTSTART;TZID=America/Los_Angeles:20190506T161500
DTEND;TZID=America/Los_Angeles:20190506T171500
DTSTAMP:20260407T024642
CREATED:20190129T211242Z
LAST-MODIFIED:20190419T064038Z
UID:1181-1557159300-1557162900@colleges.claremont.edu
SUMMARY:Applied math seminar: Topological descriptions of protein folding (Helen Wong\, CMC)
DESCRIPTION:Knotting in proteins was once considered exceedingly rare.  However\, systematic analyses of solved protein structures over the last two decades have demonstrated the existence of many deeply knotted proteins\, and researchers now hypothesize that the knotting presents some functional or evolutionary advantage for those proteins. \n  \nUnfortunately\, there is very little known (whether experimentally\, through computer simulations\, or theoretically) about how proteins fold into knotted configurations.  In this talk\, we will discuss some of the theorized pathways from a topological point of view.  In particular\, we propose a new theoretical pathway for protein knotting and determine its feasibility for certain families of  proteins.
URL:https://colleges.claremont.edu/ccms/event/applied-math-seminar-given-by-helen-wong/
LOCATION:Emmy Noether Room\, Millikan 1021\, Pomona College\, 610 N. College Ave.\, Claremont\, California\, 91711
CATEGORIES:Applied Math Seminar
GEO:34.099908;-117.7142522
X-APPLE-STRUCTURED-LOCATION;VALUE=URI;X-ADDRESS=Emmy Noether Room Millikan 1021 Pomona College 610 N. College Ave. Claremont California 91711;X-APPLE-RADIUS=500;X-TITLE=610 N. College Ave.:geo:-117.7142522,34.099908
END:VEVENT
BEGIN:VEVENT
DTSTART;TZID=America/Los_Angeles:20190429T161500
DTEND;TZID=America/Los_Angeles:20190429T171500
DTSTAMP:20260407T024642
CREATED:20190301T165215Z
LAST-MODIFIED:20190419T000523Z
UID:1244-1556554500-1556558100@colleges.claremont.edu
SUMMARY:Applied Math Seminar: The Kaczmarz Algorithm and its Applications to Data Science (Anna Ma\, UCSD)
DESCRIPTION:Data is exploding at a faster rate than computer architectures can handle. For that reason\, mathematical techniques to analyze large-scale data need be developed. Stochastic iterative algorithms have gained interest due to their low memory footprint and adaptability for large-scale data. In this talk\, we will study the Randomized Kaczmarz algorithm for solving extremely large linear systems of the form Ax=y. In the spirit of large-scale data\, this talk will proceed under the assumption that the entire data matrix A cannot be loaded into memory in a single instance. We consider different settings including when a only factorization of A is available\, when x is sparse\, and a time-varying model. We will also present applications of these Kaczmarz variants to problems in data science.
URL:https://colleges.claremont.edu/ccms/event/applied-math-seminar-give-by-anna-ma-ucsd/
LOCATION:Emmy Noether Room\, Millikan 1021\, Pomona College\, 610 N. College Ave.\, Claremont\, California\, 91711
CATEGORIES:Applied Math Seminar
GEO:34.099908;-117.7142522
X-APPLE-STRUCTURED-LOCATION;VALUE=URI;X-ADDRESS=Emmy Noether Room Millikan 1021 Pomona College 610 N. College Ave. Claremont California 91711;X-APPLE-RADIUS=500;X-TITLE=610 N. College Ave.:geo:-117.7142522,34.099908
END:VEVENT
BEGIN:VEVENT
DTSTART;TZID=America/Los_Angeles:20190422T161500
DTEND;TZID=America/Los_Angeles:20190422T171500
DTSTAMP:20260407T024642
CREATED:20190413T180615Z
LAST-MODIFIED:20190417T181832Z
UID:1302-1555949700-1555953300@colleges.claremont.edu
SUMMARY:Applied Math Talk: Nonlocal problems for linear evolution equations (Prof. Smith David Andrew\, Yale-NUS College\, Singapore)
DESCRIPTION:Linear evolution equations\, such as the heat equation\, are commonly studied on finite spatial domains via initial-boundary value problems. In place of the boundary conditions\, we consider “multipoint conditions”\, where one specifies some linear combination of the solution and its derivative evaluated at internal points of the spatial domain\, and “nonlocal” specification of the integral over space of the solution against some continuous weight.
URL:https://colleges.claremont.edu/ccms/event/applied-math-talk-nonlocal-problems-for-linear-evolution-equations-prof-smith-david-andrew/
LOCATION:Emmy Noether Room\, Millikan 1021\, Pomona College\, 610 N. College Ave.\, Claremont\, California\, 91711
CATEGORIES:Applied Math Seminar
GEO:34.099908;-117.7142522
X-APPLE-STRUCTURED-LOCATION;VALUE=URI;X-ADDRESS=Emmy Noether Room Millikan 1021 Pomona College 610 N. College Ave. Claremont California 91711;X-APPLE-RADIUS=500;X-TITLE=610 N. College Ave.:geo:-117.7142522,34.099908
END:VEVENT
BEGIN:VEVENT
DTSTART;TZID=America/Los_Angeles:20190415T161500
DTEND;TZID=America/Los_Angeles:20190415T171500
DTSTAMP:20260407T024642
CREATED:20190130T213705Z
LAST-MODIFIED:20190409T033118Z
UID:1188-1555344900-1555348500@colleges.claremont.edu
SUMMARY:Applied Math Talk: Solving Complex Public Health Problems—Cancer\, Obesity and Aging (Jessica Dehart\, CGU)
DESCRIPTION:Abstract: Remember smoking? What’s the new public health problem? In the US\, we are currently entangled within three converging and intertwined complex problems: Cancer\, Obesity\, Aging. There are over 16 million cancer survivors living in the US as we speak. Over 50% of our society is overweight and/obese. Our society is aging and the age distribution is much older than a few years back. Cancer\, obesity and aging share several risk factors\, biological mechanisms and patterns. Given the multidimensionality and complexity of these issues\, only a transdisciplinary approach will have the best chances of success in sustaining a health society. This talk will discuss the problems and potential transdisciplinary approaches—including math—to finding successful solutions.
URL:https://colleges.claremont.edu/ccms/event/applied-math-talk-given-by-jessica-dehart-cgu/
LOCATION:Emmy Noether Room\, Millikan 1021\, Pomona College\, 610 N. College Ave.\, Claremont\, California\, 91711
CATEGORIES:Applied Math Seminar
GEO:34.099908;-117.7142522
X-APPLE-STRUCTURED-LOCATION;VALUE=URI;X-ADDRESS=Emmy Noether Room Millikan 1021 Pomona College 610 N. College Ave. Claremont California 91711;X-APPLE-RADIUS=500;X-TITLE=610 N. College Ave.:geo:-117.7142522,34.099908
END:VEVENT
BEGIN:VEVENT
DTSTART;TZID=America/Los_Angeles:20190408T161500
DTEND;TZID=America/Los_Angeles:20190408T171500
DTSTAMP:20260407T024642
CREATED:20190311T221343Z
LAST-MODIFIED:20190401T035013Z
UID:1271-1554740100-1554743700@colleges.claremont.edu
SUMMARY:Models of Biological Tissue Electrostatics and Molecular Transport (Jim Sterling\, KGI)
DESCRIPTION:In this presentation\, some fundamentals of electrostatics in biology will be discussed with focus on the fact that most biological macromolecules including nucleic acids\, carbohydrates\, and proteins are negatively-charged. Electroneutrality requires cations to move toward the macromolecules where they both screen and bind to the negatively-charged groups. An important class of mathematical models of species-flux and electrostatics are known as the Poisson-Nernst-Planck\, or PNP equations. These are partial differential equations describing some important biophysical consequences.
URL:https://colleges.claremont.edu/ccms/event/models-of-biological-tissue-electrostatics-and-molecular-transport-jim-sterling-kgi/
LOCATION:Emmy Noether Room\, Millikan 1021\, Pomona College\, 610 N. College Ave.\, Claremont\, California\, 91711
CATEGORIES:Applied Math Seminar
GEO:34.099908;-117.7142522
X-APPLE-STRUCTURED-LOCATION;VALUE=URI;X-ADDRESS=Emmy Noether Room Millikan 1021 Pomona College 610 N. College Ave. Claremont California 91711;X-APPLE-RADIUS=500;X-TITLE=610 N. College Ave.:geo:-117.7142522,34.099908
END:VEVENT
BEGIN:VEVENT
DTSTART;TZID=America/Los_Angeles:20190401T161500
DTEND;TZID=America/Los_Angeles:20190401T171500
DTSTAMP:20260407T024642
CREATED:20190307T230118Z
LAST-MODIFIED:20190312T223842Z
UID:1265-1554135300-1554138900@colleges.claremont.edu
SUMMARY:Applied Math Talk: Repurposing FDA-approved drugs as host-oriented therapies against infectious diseases (Prof. Mikhail Martchenko\, KGI)
DESCRIPTION:The traditional method of treating most human diseases is to direct a therapy against targets in the host patient\, whereas conventional therapies against infectious diseases are directed against the pathogen. Unfortunately\, the efficacy of pathogen-oriented therapies and their ability to combat emerging threats such as genetically engineered and non-traditional pathogens and toxins have been limited by the occurrence of mutations that render pathogen targets resistant to countermeasures. Our work shows that host proteins that are exploited by pathogens (Host Proteins Exploited by Pathogens; HPEPs) contribute to the severity of exposure to pathogenic agents. We find that pathogens recruit HPEPs to bind to\, enter\, reproduce in\, exit from\, and kill host cells. Thus\, HPEPs are potential targets for therapies. This presentation will discuss examples of our drug discovery efforts to identify host-oriented therapies.
URL:https://colleges.claremont.edu/ccms/event/applied-math-talk-repurposing-fda-approved-drugs-as-host-oriented-therapies-against-infectious-diseases-prof-mikhail-martchenko-kgi/
LOCATION:Emmy Noether Room\, Millikan 1021\, Pomona College\, 610 N. College Ave.\, Claremont\, California\, 91711
CATEGORIES:Applied Math Seminar
GEO:34.099908;-117.7142522
X-APPLE-STRUCTURED-LOCATION;VALUE=URI;X-ADDRESS=Emmy Noether Room Millikan 1021 Pomona College 610 N. College Ave. Claremont California 91711;X-APPLE-RADIUS=500;X-TITLE=610 N. College Ave.:geo:-117.7142522,34.099908
END:VEVENT
BEGIN:VEVENT
DTSTART;TZID=America/Los_Angeles:20190311T161500
DTEND;TZID=America/Los_Angeles:20190311T171500
DTSTAMP:20260407T024642
CREATED:20190128T193212Z
LAST-MODIFIED:20190128T213406Z
UID:1177-1552320900-1552324500@colleges.claremont.edu
SUMMARY:Applied Math Talk: Cluster analysis on covariance stationary ergodic processes and locally asymptotically self-similar processes (Nan Rao\, CGU)
DESCRIPTION:We study the problems of clustering covariance stationary ergodic processes and locally asymptotically self-similar stochastic processes\, when the true number of clusters is priorly known. A new covariance-based dissimilarity measure is introduced\, from which efficient consistent clustering algorithms are obtained. As examples of application\, clustering  fractional Brownian motions and clustering multifractional Brownian motions are respectively performed to illustrate the asymptotic consistency of the proposed algorithms.
URL:https://colleges.claremont.edu/ccms/event/applied-math-talk-given-by-nan-rao-cgu/
LOCATION:Emmy Noether Room\, Millikan 1021\, Pomona College\, 610 N. College Ave.\, Claremont\, California\, 91711
CATEGORIES:Applied Math Seminar
GEO:34.099908;-117.7142522
X-APPLE-STRUCTURED-LOCATION;VALUE=URI;X-ADDRESS=Emmy Noether Room Millikan 1021 Pomona College 610 N. College Ave. Claremont California 91711;X-APPLE-RADIUS=500;X-TITLE=610 N. College Ave.:geo:-117.7142522,34.099908
END:VEVENT
END:VCALENDAR