User Larry B.

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References to supplement Goldblatt's "Topoi"

asked Mar 13, 2017 at 19:06

0 votes

2 answers

129 views

Help with Proof: $Aut_{Grp}(\mathbb{Z}/2\mathbb{Z}\times \mathbb{Z}/2\mathbb{Z}) \cong S_3$ [duplicate]

asked Jun 1, 2018 at 17:34

2 votes

1 answer

219 views

Proving $x^3 - 9 = 0$ has no solutions in $\mathbb{Z}/31\mathbb{Z}$

asked Jun 1, 2018 at 17:13

2 votes

2 answers

734 views

The order of the Symmetry Group of Platonic Solids

asked Apr 3, 2018 at 15:08

5 votes

0 answers

166 views

Prime factorization of $x + 1$ given prime decomposition of $x$ [duplicate]

asked Dec 16, 2016 at 23:52

2 votes

1 answer

100 views

Bootstrapping the Product Category

asked Aug 16, 2017 at 0:20

5 votes

1 answer

388 views

In a commutative ring, is the product of prime not a prime?

asked Jul 28, 2017 at 23:02

3 votes

1 answer

289 views

Smallest toposes

asked Apr 27, 2017 at 1:46

2 votes

1 answer

307 views

Third order logic: quantifying sets of sets or relations of ...?

asked Jun 23, 2017 at 15:25

3 votes

1 answer

94 views

Monic arrows as subobjects

asked Mar 9, 2017 at 21:22

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10 Questions

References to supplement Goldblatt's "Topoi"

Help with Proof: $Aut_{Grp}(\mathbb{Z}/2\mathbb{Z}\times \mathbb{Z}/2\mathbb{Z}) \cong S_3$ [duplicate]

Proving $x^3 - 9 = 0$ has no solutions in $\mathbb{Z}/31\mathbb{Z}$

The order of the Symmetry Group of Platonic Solids

Prime factorization of $x + 1$ given prime decomposition of $x$ [duplicate]

Bootstrapping the Product Category

In a commutative ring, is the product of prime not a prime?

Smallest toposes

Third order logic: quantifying sets of sets or relations of ...?

Monic arrows as subobjects