The primary source code repository for Macaulay2, a system for computing in commutative algebra, algebraic geometry and related fields.

This course gives an introduction to commutative rings and their modules. We study concepts such as localization, decomposition of modules, chain conditions for rings and modules, and dimension theory ...

quiver is a modern, graphical editor for commutative and pasting diagrams, capable of rendering high-quality diagrams for screen viewing, and exporting to LaTeX via tikz-cd. Creating and modifying ...

Known in Ghana as the Maths Queen, Dr Angela Tabiri is the first African to win The Big Internet Math Off competition - quite ...

Example Let A be the category (0 → 1) consisting of a single nontrivial map. Then an object of SetobA is a pair (P0, P1) of sets, and an object of SetA is a function X0 f → X1 between a pair of ...

First, a commutative watermark/encryption method based on the orthogonal operation domain is designed, and the 3D model is encrypted by CP-ABE. Then, a fair watermark protocol protects the rights of ...

Dr. Angela Tabiri, popularly known as the Maths Queen, is the first Ghanaian African to win The Big Internet Math Off ...

Title: Simulating problems with a wide range of scales without paying (much) for it ...

Dr Tabiri's passion is quantum, or non-commutative, algebra, which she researches at the Ghana branch of the African Institute for Mathematical Sciences (Aims). Aims started in South Africa and ...