List questions from orbifolds

Published on 22 May 2020 - 18:56

64

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Action torsion elements in the fundamental group of geometric orbifolds

Published on 31 May 2020 - 20:50

100

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Why is the Orbifold Euler characteristic of $M_{1, 1}$ equal to $\zeta(-1) $

Published on 08 Jun 2020 - 14:08

83

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How is $\Bbb{C}$ topologically the same as $\Bbb{C}/\Bbb{Z}_n$?

Published on 30 Jul 2020 - 12:48

1.9k

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What is a singular space?

Published on 13 Jul 2016 - 17:28

107

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Orbifold of the three-sphere

Published on 07 Nov 2016 - 19:22

279

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Is it possible to orbifold torus $T^d$ into a sphere $S^d$ using $\mathbb{Z}_2$?

Published on 08 Feb 2017 - 14:02

97

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Is there any version of triangulation of orbifolds

Published on 02 Mar 2017 - 5:13

62

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Orbifold and covering orbifold

Published on 22 Mar 2023 - 3:55

147

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Orbifold signature and fundamental tile of Escher's Circle Limit IV

Published on 22 Feb 2026 - 23:31

43

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Orbifold atlas equivalence

Published on 11 Jun 2023 - 21:39

84

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is the orbit space of a proper (but non-open) topological groupoid always Hausdorff?

Published on 23 Sep 2023 - 15:49

117

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Is $0\in \{ux+vy+wz=0\}\subseteq \mathbb C^6$ a quotient singularity?

Published on 07 Oct 2023 - 18:12

137

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Intuition on differentiable stacks

Published on 16 Oct 2023 - 18:59

29

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Quotient of an ideal triangle in the upper half-plane by a cyclic group.

Published on 20 Dec 2023 - 15:57

List Question

Definition and properties of "real weighted projective spaces"

Action torsion elements in the fundamental group of geometric orbifolds

Why is the Orbifold Euler characteristic of $M_{1, 1}$ equal to $\zeta(-1) $

How is $\Bbb{C}$ topologically the same as $\Bbb{C}/\Bbb{Z}_n$?

What is a singular space?

Orbifold of the three-sphere

Is it possible to orbifold torus $T^d$ into a sphere $S^d$ using $\mathbb{Z}_2$?

Is there any version of triangulation of orbifolds

Orbifold and covering orbifold

Orbifold signature and fundamental tile of Escher's Circle Limit IV

Orbifold atlas equivalence

is the orbit space of a proper (but non-open) topological groupoid always Hausdorff?

Is $0\in \{ux+vy+wz=0\}\subseteq \mathbb C^6$ a quotient singularity?

Intuition on differentiable stacks

Quotient of an ideal triangle in the upper half-plane by a cyclic group.

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