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Nov
26
comment Homology of hexagon
I mean for parts (2), (3), (4).
Nov
25
awarded  Popular Question
Nov
25
revised Mathematicians who overcame academic failure to achieve success
added 8 characters in body
Nov
25
revised Simplicial Approximation Concrete Diagram (Experts needed)
edited title
Nov
25
asked Simplicial Approximation Concrete Diagram (Experts needed)
Nov
25
revised Mathematicians who overcame academic failure to achieve success
added 167 characters in body
Nov
25
revised Mathematicians who overcame academic failure to achieve success
added 420 characters in body; edited title; added 2 characters in body; added 10 characters in body
Nov
25
comment Mathematicians who overcame academic failure to achieve success
Interesting! I learnt something new from your answer. +1
Nov
25
comment Mathematicians who overcame academic failure to achieve success
@Chinny84 My decision (accepted answer) is not final, it can change if I see a better answer. Do keep the answers coming!
Nov
24
awarded  Nice Question
Nov
24
revised Mathematicians who overcame academic failure to achieve success
edited tags
Nov
24
asked Mathematicians who overcame academic failure to achieve success
Nov
23
comment The transformation of $\frac{\partial y}{\partial x}=\frac{Q}{P}$ to $\frac{dy}{Q}=\frac{dx}{P}$
@NormalHuman wow I am surprised a bot can say this. +1
Nov
22
comment Homology of hexagon
With your hints, I managed to get $H_0=\mathbb{Z}$, $H_1=\mathbb{Z}\oplus\mathbb{Z}\oplus\mathbb{Z}$, $H_2=0$. Not sure if it is correct..
Nov
21
awarded  Nice Question
Nov
21
comment Open set U whose outer measure is less than A + epsilon
Thanks this is very helpful
Nov
21
accepted Open set U whose outer measure is less than A + epsilon
Nov
21
asked Open set U whose outer measure is less than A + epsilon
Nov
20
comment Show G has a normal subgroup of a given index
Nice and succinct answer
Nov
19
asked Delta-complex structure on S^2