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linear algebra

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Abstractions blog

Graced With Knowledge, Mathematicians Seek to Understand

April 8, 2020

A landmark proof in computer science has also solved an important problem called the Connes embedding conjecture. Mathematicians are working to understand it.

Icosahedron
geometry

A New Path to Equal-Angle Lines

April 11, 2017

Equiangular lines are an elemental part of geometry. Mathematicians have discovered a tighter limit on the number of such lines that exist in every dimension.