It's curious that you can have _different_ constants of integration on intervals. Are there situations/applications where this is needed/required?

Great closing plenary at The 2nd African STACK Conference for Undergraduate Mathematics from Mike.

RT @wtgowers: Google DeepMind have produced a program that in a certain sense has achieved a silver-medal peformance at this year's Interna….

RT @AkveldMeike: STACK at icme15

I was recently interviewed about online assessment, which is now a podcast here:

RT @robeastaway: Much Ado About Numbers is officially launched today! If you're wondering if this is a Shakespeare book or a Maths book it'….

RT @xkcd: Pub Trivia

The 2nd African STACK Conference for Undergraduate Mathematics will take place between 12th - 16th August 2024 at The Technical University of Kenya (TUK), Kenya. Registration is open and details are on

RT @wtgowers: Formalization of mathematical proofs has been talked about a lot recently. Today a new journal is launched, the Annals of For….

RT @wtgowers: That is, the papers should be not so much about the computational aspects of proof assistants as about various formalizations….

RT @AkveldMeike: Very proud that our article has been published in the new book of the WFNMC

I'm delighted to announce a new training event dedicated to embedding @geogebra worksheets into STACK questions:

RT @openSTEAMgroup: Day 2 at the @AuthOMath meeting in Heidelberg! 🇩🇪Today, we are showcasing months of work in @phheidelberg @jkulinz @Edi….

Very exciting STACK-related job opportunity here:

RT @cbokhove: Interested in exploring the potential to do a PhD in secondary mathematics education materials (including textbooks), get in….

There is an exciting job opportunity in Edinburgh:

It turns out I'm not the only software developer with DB issues!

What a great opening sentence for a book: "This volume is, as may be readily apparent, the fruit of many years’ labor in archives and libraries, unearthing rare books, researching Nachlässe, and above all, systematic comparative analysis of fecund sources.".