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Etienne
  • Member for 9 years, 2 months
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2 votes
0 answers
50 views

When mixed partial derivatives do not exist but are equal to 0

9 votes
0 answers
323 views

ZF and weakly inaccessible cardinals

7 votes
5 answers
2k views

Generating series of Catalan numbers

8 votes
2 answers
502 views

Use of the word "solve"?

0 votes
0 answers
260 views

An "academic" question on integral operators

10 votes
3 answers
2k views

Continuity of the derivative