远眺

那不是点，是理想。

令人（我）眼前一亮的数学

Eye-opening mathematics

1 min read · November 16, 2025

2025 · essay
Comments on "Galois Groups and Fundamental Groups" by Tamás Szamuely -- Jeremy Feusi

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5 min read · February 11, 2023

2023 · mathematics textbook
Professor Will Merry at ETH Zürich passed away

2 min read · September 20, 2022

2022 · mathematician
书籍分享之 "Combinatorics - The Art of Counting" by Bruce Sagan

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1 min read · February 8, 2021

2021 · mathematics textbook