Cassels and Fröhlich. First printed in , this book has been essential reading for aspiring algebraic number theorists for more than. Solutions to the Cassels-Fröhlich exercises. Dorian Ni. May First of all, many thanks to Kevin Buzzard for his kind help, and for his willingness to answer . Cassels–Froehlich errata. July 18, Consider what God has done: Who can straighten what he has made crooked? Ecclesiastes 1 These errata.

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Page 78, line -8 display A. Pagelast line before section 2. Also, the verification that the displayed map is actually inverse to the Artin map seems to merit a tiny bit of explanation using the identification of artin map with cup product against fundamental class in Serre’s treatment of the local case. They are planning on having an erratum page at the beginning of the book when they reprint it. Pageproof of Proposition 1: The London Mathematical Society would like to know all the errors I’ve made myself, by 12th of February, so feel free to let me know of anything, however trivial!

Should be indexed by U in the limit process, not UH.

Cssels, I think the entire proof of Prop. I’ve had emails saying “I have a big list of corrections; here are the ones that haven’t already been mentioned.

books – Erratum for Cassels-Froehlich – MathOverflow

Edit 25 April Pageunder “Tchebotarev, N. More or less coincidentally, the Proposition is correct as stated exercise! Oesterle points out that the “standard” definition of a co-induced module is Hom Lambda,X with G-action g.


Page 52, section 8, Definition, displayed expression: Keith Conrad sent me a nice chunky list here. I did not do any proofreading of my list either!!

MathOverflow works best with JavaScript enabled. Here, completely unedited, is the bulk of an email I just got from Rene Schoof. This is what I scrawled, I did not verify it at the present occasion! Here’s one I didn’t see on the list on mathoverflow: Post Your Answer Discard By clicking “Post Your Answer”, you acknowledge that you have read our updated terms of serviceprivacy policy and cookie policyand that your continued use of the website is subject to these policies.

Math Introduction to Algebraic Number Theory

What I will do now is to compile everything I have now on the basis that I am not expecting much more into one pdf list, and post a link to frohluch. On the other hand these partial lists have definitely been of help to some people, e. Does anyone else have any scrawled marginal notes in their copies of Cassels-Froehlich about typos or other things that the LMS can fix?

Pageline 2 of section 3. Most are of a typographical nature, but some have mathematical substance. Erratum for Cassels-Froehlich Ask Question.

Bill Stein independently got in touch with me to tell me about the two typos on p99 he’s giving a talk on that chapter in 30 minutes’ time!


Introduction to Algebraic Number Theory

Pageline 3: Ok, the deadline has past, I’ve spent days going through the results, and I have collated them all here: Page 54, line I do not understand what change Schoof wants. No correction is needed: After this point I KB will put all the errata we have caught into one file and the LMS will send it to the authors, asking for their approval.

I have a physical copy of the new printing of the book. Pageline 1: Page 52, part 3 of the first definition: I can only assume the LMS is now selling it but have no details.

Could someone confirm that the following are typos? Pageline counting the footnote as Ok so it looks like I misjudged this and the community seem happy to have the question here, at least at present. The Brauer argument below makes it all moot. Sign up using Email and Password. This Proposition is misstated, and the proof has the wrong reference: I think that the last full sentence at the bottom of cqssels is wrong.

When they contacted Serre he replied “sure reprint my articles, but please include frkhlich erratum that I indicated in my completed works.

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