Question

How do you obtain the $(2,3,7)$ triangle group as a quotient of the modular group?

score 351 · Answer 1 · 2026-03-21 16:25:18

351

Views

How do you obtain the $(2,3,7)$ triangle group as a quotient of the modular group?

Published on 21 Mar 2026 - 16:25

score 128 · Answer 2 · 2020-04-07 02:53:53

128

Views

How do determine if two matrices in the modular group are equivalent as elements of (2,3,7)

Published on 07 Apr 2020 - 2:53

score 387 · Answer 3 · 2020-04-12 13:31:03

387

Views

Finite abelian subgroups of the Möbius group are either cyclic or isomorphic to $C_2\times C_2$

Published on 12 Apr 2020 - 13:31

score 160 · Answer 4 · 2020-04-12 20:19:28

160

Views

Möbius transformation from a unit disc to its complement

Published on 12 Apr 2020 - 20:19

score 181 · Answer 5 · 2026-03-25 19:01:12

181

Views

I need help understand this Möbius transformation

Published on 25 Mar 2026 - 19:01

score 119 · Answer 6 · 2020-04-16 14:37:24

119

Views

Find one moebius transformation which returns a segment for a given arc of a circle

Published on 16 Apr 2020 - 14:37

score 207 · Answer 7 · 2020-04-18 01:25:00

207

Views

Bounded analytic function in $D$ invariant under a Mobius transformation

Published on 18 Apr 2020 - 1:25

score 51 · Answer 8 · 2026-02-23 06:33:06

51

Views

Cross ratio on $T(z)=(z,2i;2,-2)$ and $S(w)=(w,-1;2i,1+4i)$

Published on 23 Feb 2026 - 6:33

score 165 · Answer 9 · 2020-04-28 02:22:49

165

Views

Find Mobius transformations $\varphi$ satisfying $\sum (1-|\varphi_n(z)|)<\infty$ in the unit disc.

Published on 28 Apr 2020 - 2:22

score 383 · Answer 10 · 2020-04-29 21:02:04

383

Views

Characterization of Fuchsian groups containing hyperbolic elements

Published on 29 Apr 2020 - 21:02

score 86 · Answer 11 · 2026-03-16 20:22:05

86

Views

Conformal transformation

Published on 16 Mar 2026 - 20:22

score 154 · Answer 12 · 2020-05-08 12:31:33

154

Views

Does function $f(z)=-i\sqrt{z}$ map unit disc to upper disc?

Published on 08 May 2020 - 12:31

score 69 · Answer 13 · 2020-05-08 19:31:08

69

Views

Inverse of Möbius Transform in $\mathbb{R}^n$

Published on 08 May 2020 - 19:31

score 50 · Answer 14 · 2020-05-10 00:11:05

50

Views

What is the density of distribution which is obtained by acting with a Mobius transformation on the unit disc with uniform distribuition?

Published on 10 May 2020 - 0:11

score 103 · Answer 15 · 2020-05-11 10:57:33

103

Views

Does there exist any Möbius transformation that preserves upper unit disc?

Published on 11 May 2020 - 10:57

List Question

How do you obtain the $(2,3,7)$ triangle group as a quotient of the modular group?

How do determine if two matrices in the modular group are equivalent as elements of (2,3,7)

Finite abelian subgroups of the Möbius group are either cyclic or isomorphic to $C_2\times C_2$

Möbius transformation from a unit disc to its complement

I need help understand this Möbius transformation

Find one moebius transformation which returns a segment for a given arc of a circle

Bounded analytic function in $D$ invariant under a Mobius transformation

Cross ratio on $T(z)=(z,2i;2,-2)$ and $S(w)=(w,-1;2i,1+4i)$

Find Mobius transformations $\varphi$ satisfying $\sum (1-|\varphi_n(z)|)<\infty$ in the unit disc.

Characterization of Fuchsian groups containing hyperbolic elements

Conformal transformation

Does function $f(z)=-i\sqrt{z}$ map unit disc to upper disc?

Inverse of Möbius Transform in $\mathbb{R}^n$

What is the density of distribution which is obtained by acting with a Mobius transformation on the unit disc with uniform distribuition?

Does there exist any Möbius transformation that preserves upper unit disc?

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