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Top Questions
25
votes
What are the main uses of convex functions?
calculus
real-analysis
soft-question
convex-analysis
asked Aug 8 '13 at 16:49
math.stackexchange.com
25
votes
Motivation for linear transformations
linear-algebra
vector-spaces
asked Feb 8 '13 at 23:33
math.stackexchange.com
24
votes
A simple example of an uncountable set that is not $\mathbb{R}$
elementary-set-theory
asked Oct 2 '13 at 2:44
math.stackexchange.com
22
votes
What are the foundations of philosophy?
philosophy-of-science
philosophy-of-mathematics
asked Oct 28 '15 at 23:07
philosophy.stackexchange.com
22
votes
how can I create the negation of mathcal letters
math-operators
asked Jun 13 '13 at 10:00
tex.stackexchange.com
21
votes
What are zero divisors used for?
abstract-algebra
asked Jul 12 '13 at 4:07
math.stackexchange.com
18
votes
Definition of General Associativity for binary operations
abstract-algebra
definition
recursion
asked Mar 12 '14 at 7:17
math.stackexchange.com
15
votes
Proving a set in $\mathbb{Q}$ that is bounded above to have no largest number (greatest element)
real-analysis
elementary-set-theory
asked Jun 28 '13 at 23:47
math.stackexchange.com
13
votes
Can a function with just one point in its domain be continuous?
calculus
real-analysis
general-topology
self-learning
asked Jul 30 '13 at 1:15
math.stackexchange.com
13
votes
Foundations of logic
reference-request
logic
set-theory
asked Feb 18 '13 at 16:56
math.stackexchange.com
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Top Answers
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