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Meta
Monthly Archives: February 2018
A Eulogy Of Lipschitz Maps
A Lipschitz map (/function) is one that does not extend distances by more than a pre-assigned factor: f:X⟶Y is Lipschitz if there exists an L∈R such that $$ \forall x, \ \ \forall y \ … Continue reading
Posted in Analysis, Math
Tagged Change of Variables, Lipschitz Maps, Luzin N Property, Radamacher's Theorem
1 Comment
Introduction to Ideal Class Groups
Algebraic number theory is a really interesting subject, but unlike some other subjects, it’s not 100% clear what objects people study. This post provides an introduction to the class group of a finite dimensional field extension of Q, an object often … Continue reading