Blogs

75 Problems in the Foundation of Mathematics

Cichon's Diagram

Henkin's Theorem

Three Elegant Theorems in Abstract Algebra

The Volumn of Grassmanianns

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Notes

Hilbert's 13th Problem

Hopf's Ergodic Theorem

Nowicki Conjecture

Riesz Representation Theorem

Sobolev Space

My Diaries

A Letter to Mr. Lei Yunhai

A Conversation with Chat-gpt