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Apr
10

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E1 room 027

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Description Graph fall-colouring is an intersection of graph colouring and graph domination, whereby we attempt to partition a graph into independent dominating sets. In this talk, we will see various...

Feb
24

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LS 152

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Host Rob Ellis Speaker Gyorgy Turan University of Illinois-Chicago http://www.math.uic.edu/people/profile?netid=gyt Description A Horn formula in propositional logic is a set of rules of the form a,b...

Feb
17

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LS 152

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Host Department of Applied Math Speaker F.R. McMorris Professor Emeritus, IIT www.iit.edu/directory/people/fr-mcmorris Description The problem of aggregating the individual preferences of a group of...

Nov
6

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E1 102

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Speaker Gruia Calinescu IIT Computer Science http://www.cs.iit.edu/~calinesc/ Description Motivated by applications to wireless sensor networks, we study the following problem. We are given a set S of...

Oct
30

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E1 102

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Speaker Marcus Schaefer DePaul University http://ovid.cs.depaul.edu/ Description The beautiful (and old) Hanani-Tutte theorem states that a graph is planar if and only if it can be drawn so that any...

Oct
24

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LS 152

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Speaker Jesus De Loera Department of Mathematics University of California Davis https://www.math.ucdavis.edu/~deloera/ Description Linear programming is undeniably a central software tool of applied...

Oct
1

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TBD

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Description We introduce abstract convex geometries. Much as matroids can be thought of as "discrete vector spaces", convex geometries are "discrete convex hulls". There are specific convex sets of...

Sep
25

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SB 106

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Description Group testing is a well researched and practically important topic (e.g. in biological research). The basic idea of group testing is to perfectly identify a small portion of 'special'...