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15
638
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Understanding why path $p*p^{-1}$ is homotopic to the identity/trivial loop

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#algebraic-topology #homotopy-theory #fundamental-groups
153
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Lens spaces for $p=1$ and $p=2$ in $L(p,q)$ and their fundamental group?

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#algebraic-topology #quotient-spaces #fundamental-groups
399
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When the fundamental group of a space is Infinite

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#algebraic-topology #fundamental-groups
515
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Computation of fundamental group of the Möbius strip

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#general-topology #algebraic-topology #fundamental-groups
120
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How do you compute the value of a multivariable limit?

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#real-analysis #calculus #general-topology #limits #fundamental-groups
549
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Action of fundamental group of the base space on the homology of the fiber

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#algebraic-topology #homology-cohomology #fundamental-groups #spectral-sequences #fibration
192
Views

Isomorphism between $H_1(X)$ and $\pi_1(X)^{ab}$

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#general-topology #group-theory #algebraic-topology #homology-cohomology #fundamental-groups
570
Views

Does there exist a compact submanifold of $\mathbb{R}^3$ whose fundamental group is $\mathbb{Z}^3$?

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#algebraic-topology #homotopy-theory #fundamental-groups #submanifold #compact-manifolds
121
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Algebraic fundamental group of $X = Spec\mathbb{Z}\left[\frac{1}{2}\right]$

Published on
#galois-theory #schemes #fundamental-groups
103
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Confused by step in calculating fundamental groups of cell complexes using Seifert-Van Kampen theorem

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#algebraic-topology #fundamental-groups
65
Views

Are p-Sylow subgroups of a profinite group dense?

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#galois-theory #sylow-theory #fundamental-groups #profinite-groups
140
Views

Understanding the notion of the fundamental group

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#general-topology #algebraic-topology #homotopy-theory #fundamental-groups
246
Views

Fundamental group of the $\mathbb{R}^3$ minus the trefoil knot

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#algebraic-topology #fundamental-groups
97
Views

Question about the fundamental group of a space

Published on
#fundamental-groups
45
Views

Question about the Fundamental Group as a notion

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#general-topology #algebraic-topology #homotopy-theory #fundamental-groups

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