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j0equ1nn
  • Member for 12 years, 11 months
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2 votes
1 answer
167 views

Real slices of Minkowski space, using a complex quadratic form

2 votes
2 answers
458 views

Some general properties of arithmetic groups of simplest type

2 votes
1 answer
297 views

What is the effect of imaginary quadratic extension on a quaternion algebra's ramified primes

2 votes
1 answer
103 views

Find the fixed geodesic of an orientation-preserving isometry of the $3D$ hyperboloid model

1 vote
1 answer
241 views

Definition of level N congruence subgroup of an arithmetic group, useful for computations

1 vote
1 answer
216 views

How does Siegel's Hilbert-Blumenthal fundamental domain differ from Götsky's?

1 vote
0 answers
545 views

Does a result remain known after everyone who knew it has died? [closed]

0 votes
0 answers
107 views

What is the definition of an HNN extention of a group, relative to another group?

0 votes
1 answer
154 views

Does this count as a canonical decomposition for non-elementary hyperbolic 3-orbifolds?

0 votes
1 answer
539 views

the paraboloid model for hyperbolic space [closed]

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