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visits member for 2 years, 11 months
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olivier dot begassat dot cours at gmail dot com


12h
revised Homology Whitehead theorem for non simply connected spaces
added 66 characters in body
14h
revised Homology Whitehead theorem for non simply connected spaces
added 84 characters in body
15h
revised Homology Whitehead theorem for non simply connected spaces
added 923 characters in body
1d
revised Homology Whitehead theorem for non simply connected spaces
added references
1d
revised Homology Whitehead theorem for non simply connected spaces
added 104 characters in body
1d
revised Homology Whitehead theorem for non simply connected spaces
added 95 characters in body
1d
revised Why must a field with a cyclic group of units be finite?
edited body
1d
revised Why must a field with a cyclic group of units be finite?
added 23 characters in body
1d
revised Why must a field with a cyclic group of units be finite?
added 23 characters in body
2d
revised Is the category of these particularly nice spaces cartesian closed?
added 4 characters in body
Apr
12
revised $\textbf{Q}$ fails to prove some correct $\forall$-rudimentary sentence
edited title
Apr
11
revised Combinatorial definition of the homotopy groups of a quasi category?
added 24 characters in body; edited title
Apr
2
revised Let A and B be matrices with same dimension. Prove $|\det({}^tA\times B)|^2\leq\det({}^tA\times A)\cdot \det({}^tB\times B)$
Added Latex
Mar
4
revised Euler's totient function of 18 - phi(18)
Added an s to the command \cdot
Mar
4
revised Non-isomorphic Group Structures on a Topological Group
Added a space.
Feb
8
revised Cochains: terminology
added 87 characters in body
Feb
3
revised Prove that function is not Lebesgue integrable
Lebe*s*gue and arctg
Feb
1
revised How to show $2\sum^{n/2}_{k=0}$ $(\frac{1}{2}-\frac{k}{n})\binom{n}{k} $ = $\frac{1}{2}$ $\binom{n}{n/2}$
added 2 characters in body; edited title
Jan
31
revised If for $A$ a commutative nonzero ring $A^m ≅ A^n$ as $A$-modules, then $m = n$
added 19 characters in body
Jan
31
revised What is the coordinate ring of $G/U$?
bigger brackets.