Abakcus
@abakcus
Abakcus is the best curation site for math and science. Please subscribe my weekly newsletter! It is FREE!
加入 June 2020
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I curated 125 free math textbooks, written by the mathematicians who teach the courses and shared on their own university pages. No sign-up, no paywall, no pirated copies. From high school algebra to graduate analysis. 👇
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