Mathematics
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  • Member for 2 years, 10 months
  • Last seen more than a month ago
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14
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Top posts
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All Questions Answers
Score Newest
question
5
Representation of elements of fundamental group by shortest loops
Jan 17, 2021
question
4
Lift of a shortest loop is length minimizing
Feb 26, 2021
question
3
For any primitive element $a$ in a free group of rank two we have $a^k ba^l=b$ only if $(k,l)=(0,0)$ provided $b\not\in \langle a\rangle$
Feb 25, 2021
question
3
Doubling the ends doesn't alter the space.
Jul 17, 2021
answer
3
Computing homology groups of some quotient space (Hatcher 2.2.13)
Jan 14, 2021
question
2
Complex conjugation map is not properly homotopic to the identity map of complex plane
Jan 23, 2021
question
2
Cocompact group action of a deck-transformation
Feb 9, 2021
answer
2
homotopic to a constant map
Feb 8, 2021
answer
2
Question on equivalent ways of describing homotopy extension property.
May 14, 2021
question
1
Self-intersection number of a loop on a surface
Jan 28, 2021
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8
Degree one self-map of $\Bbb R^2\big\backslash \big\{(n,0):n\in \Bbb Z\big\}$ not homotopic to any self-homotopy equivalence

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