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roman
  • Member for 10 years, 2 months
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7 votes

The degree of antipodal map, composition of reflections?

6 votes

Orthogonal Factorization Systems and functoriality

4 votes
Accepted

Can you give an interesting example of useage of this Categorical definition of free object?

3 votes

Showing hom-sets are disjoint in a morphism category

3 votes

Category theory text that defines composition backwards?

3 votes
Accepted

Dot product error?

2 votes

Identifyng objects in a category

2 votes

Probability with card game

2 votes

Canonical direct product (in a category)

2 votes

If $X$ is a subspace of $Y$ then $Y$ is a ... of $X$?

2 votes

Topology, continuous mapping help!!

1 vote

Total Order between sets.

1 vote

Elementary Papers at ArXiv

1 vote

Why is everything multiplied by nine when the digits are added the result is a multiple of nine?

1 vote
Accepted

Understanding a complex set description

1 vote

Finding Rational numbers

1 vote

How do I do cycle notation?

1 vote
Accepted

What is the cone over a simplicial set?

1 vote
Accepted

Functorial cofibrant replacement does not have to be fibration?

0 votes

How many boys, girls, men and women are there?

0 votes

Definition of a Real number

0 votes
Accepted

Category of fractions: transitivity and cancellation property

0 votes

Integrating a function