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Introduction to Number Fields - YouTube

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Part of the mini-course "Ideal Class Groups" of the 2021 summer school on isogeny-based cryptography at Bristol. Link to lecture notes: https://www.usf-crypto.org/class-groups/ Hi, this lecture is an introduction on number fields. It's a part of the isogeny based cryptography summer school of Bristol 2021. I put some lecture notes available through a link in the comment section of this video. So what is a definition of the number field? It is a a so it is an extension a finite extension of the field of the rationals. What that means is that it can be written down as the quotient of q of x…

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