At lunch today at Category Theory 2013 in Sydney, a bunch of us were talking about the mathematical work of Bertrand Russell, and I remembered this: It’s from Russell’s 1919 book Introduction to ...

Object placement is based on a flexible grid that resizes according to the size of the labels. There is a wide range of composable arrow styles. And full use of colour for labels and arrows. quiver is ...

CoDi is a TikZ library. Its aim is making commutative diagrams easy to design, parse and tweak.

Abstract: This paper initiates a systematic development of a theory of non-commutative optimization, a setting which greatly extends ordinary (Euclidean) convex optimization. It aims to unify and ...

Department of Mathematics and Statistics, University of North Carolina at Charlotte, Charlotte, North Carolina 28223, United States Department of Mathematics, Michigan State University, East Lansing, ...