42

Answers

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3

The prime number $2$

2

P-group with abelian centralzer

6

Groups of exponent 4

4

article by Jacques Tits about automorphism group of a locally finite tree

3

What is a (generalized) BN-pair?

3

Heisenberg-type groups over rings with involution

1

Double coset isomorphism

1

Jordan algebra and quaternionic projective space

4

Where is number theory used in the rest of mathematics?

1

affine and projective schemes over $\mathbf{F}_1$?

2

Let G be an affine connected algebraic group. When a subvariety of G with codimension one is a subgroup.

7

Cyclic subgroups of finite abelian groups

1

quadratic forms over fields of characteristic 2

2

Results in the Presentation of Finite Groups

1

polarization/linearization as in jordan forms

6

Spherical building of an exceptional group of Lie type

3

Characterizing the set of self-orthogonal complex vectors

4

The Symmetry of Steiner System S(5,8,24)

2

Quadratic forms question

8

rational function identity

3

Any good reference for Tits Building?

9

Question about some element in a group commutes with its all conjuagates.

1

Orthogonal transformations fixing a subspace (setwise)

4

Simplest examples of rings that are not isomorphic to their opposites

2

Cayley-Dickson form of a Quaternion

2

Actions of $Z_n$ and actions of $Z_{n-1}$

2

What’s the difference between 2 and 3?

8

What is the automorphism group of this geometry?

3

For which rings R is SL_n(R) generated by transvections?

3

Classifications of finite simple objects