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Mike Izbicki's user avatar
Mike Izbicki's user avatar
Mike Izbicki's user avatar
Mike Izbicki
  • Member for 11 years, 11 months
  • Last seen more than a month ago
13 votes
2 answers
2k views

Is there a theory that combines category theory/abstract algebra and computational complexity?

7 votes
1 answer
366 views

What's the dual of a binary operation?

6 votes
1 answer
146 views

Is there a name for this type of inverse?

6 votes
1 answer
311 views

What do you call a group that doesn't have a unique identity?

4 votes
1 answer
162 views

What do you call groups where you can apply the group operation a fractional number of times?

3 votes
1 answer
616 views

How to prove that a series expansion of pi has converged to a certain accuracy?

3 votes
1 answer
115 views

reasoning about almost-groups and almost-associativity?

3 votes
1 answer
229 views

categorification and linear algebra

3 votes
1 answer
72 views

How to construct a group whose "size" grows between polynomially and exponentially.

2 votes
1 answer
114 views

What to call the opposite of the diameter of a metric space?

2 votes
0 answers
161 views

Is there a special name for functors from a category C to a subcategory of C?

2 votes
1 answer
107 views

What do you call this generalization of a module?

2 votes
1 answer
119 views

How can I simplify this nasty equation between two functions?

2 votes
0 answers
112 views

Taking the (pseudo)inverse of a monoid operation.

1 vote
0 answers
138 views

How to solve this nonlinear matrix equation

1 vote
2 answers
84 views

Morphisms generated by functions

1 vote
2 answers
111 views

Can someone prove (or reference) this summation equation from wikipedia?

1 vote
1 answer
554 views

Bounding the eigenvalues of a matrix projected onto a random subspace

1 vote
1 answer
68 views

What do these definitions of conjugacy have in common?

1 vote
1 answer
62 views

Estimate the variance of a population given only the means of independent subpopulations

0 votes
2 answers
117 views

Misleading wikipedia entry on Banach algebras

0 votes
1 answer
147 views

Are any closed form solutions / upper bounds known for this product?

0 votes
2 answers
102 views

What do you call a monoid generated from a semigroup?

0 votes
1 answer
120 views

Does this object have a category-theoretic name?

0 votes
1 answer
172 views

Is there an closed form solution to the equation: $ae^a=1$ [duplicate]

0 votes
0 answers
144 views

What do you call this 2-morphism like object?