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Xodarap
  • Member for 11 years, 8 months
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43 votes

Why are addition and multiplication commutative, but not exponentiation?

20 votes

Examples of falsified (or currently open) longstanding conjectures leading to large bodies of incorrect results.

12 votes
Accepted

Baby Rudin: Advice

6 votes

How to prove the error estimate of the Newton-iteration?

4 votes

What seemingly innocuous results in mathematics require advanced proofs?

4 votes
Accepted

Problem with understanding Cantor's diagonal argument

3 votes

What are the differences between these two logical statements?

3 votes
Accepted

Mathematical functions that can't be computed

2 votes

Motivating infinite series

2 votes

Motivating infinite series

2 votes

At what point does the Newton Raphson method fail to converge?

2 votes

How to Slice the Cheese

2 votes
Accepted

Knapsack with non-trivial "utility" function

2 votes

Computing all simple paths in a distributive lattice in parallel.

2 votes

Lattices and Boolean algebra

2 votes

What's the importance of the trig angle formulas?

2 votes
Accepted

What is a "prime implicent"?

2 votes

Propositional logic vs predicate logic: examples?

1 vote

Name for a "layered" type of partial order?

1 vote

Distributive subgroups lattice

1 vote

How far a lattice is from distributive/Boolean

1 vote

Looking for an algebraic structure

1 vote

Introductions to posets on algerbaic structures (Everything I need to know about them)

1 vote
Accepted

Is this subgroup of an $\ell$-group closed under this operation?

1 vote
Accepted

Examples of semi-complements

1 vote
Accepted

Prove the $C(A) = l(u(a))$ is a closure operator on $A$

1 vote

Identifying lattices

1 vote

What are some mathematically interesting computations involving matrices?

1 vote
Accepted

Existence and uniqueness of particular binary operations on a lattice

1 vote
Accepted

Can all non-archimedean groups be written as a product of archimedean groups?