Talk:List of disproved mathematical ideas

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Mathematics Low‑priority

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Untitled[edit]

The reference is to an article restricted to subscribers of the magazine. Not very Wikipedian.

More ideas[edit]

They used to believe that a complete consistent formalisation of Mathematics existed before Gödel's incompleteness theorem
They used to believe that functions were all "nicely behaved", as in only had countably many points where the function wasn't smooth.

--121.221.164.44 (talk) 05:10, 5 September 2014 (UTC)[reply]

4 color theorem was proven by Gonthier (2005)[edit]

I removed the 4 color theorem from the list of disproved mathematical ideas. It was finally completely proven by Georges Gonthier in 2005, even fully formally verified.Andreasabel (talk) 21:47, 11 September 2016 (UTC)[reply]