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Top Questions
24
votes
Is there a convenient differential calculus for cojets?
dg.differential-geometry
differentials
differential-calculus
asked Apr 3, 2011 at 18:55
mathoverflow.net
21
votes
Who was Heinrich Hake?
ho.history-overview
integration
biography
asked Jan 29, 2018 at 21:32
mathoverflow.net
16
votes
Combination topological space and locale?
ct.category-theory
gn.general-topology
locales
asked Sep 25, 2019 at 22:54
mathoverflow.net
16
votes
W*-completion of a C*-algebra?
oa.operator-algebras
von-neumann-algebras
asked Aug 1, 2011 at 18:10
mathoverflow.net
10
votes
Which W*-algebras are the duals of C*-coalgebras?
fa.functional-analysis
oa.operator-algebras
c-star-algebras
von-neumann-algebras
coalgebras
asked Aug 26, 2012 at 8:08
mathoverflow.net
9
votes
Is there a symbol for ‘equal if defined’
logic
notation
asked Jan 22, 2016 at 20:20
math.stackexchange.com
9
votes
Higher-order Lipschitz conditions?
real-analysis
lipschitz-functions
asked Dec 6, 2017 at 12:54
math.stackexchange.com
8
votes
Cardinal numbers vs collections of cardinal numbers
set-theory
asked Dec 22, 2010 at 9:14
mathoverflow.net
8
votes
Sober except not $T_0$?
gn.general-topology
asked Aug 6, 2011 at 1:05
mathoverflow.net
7
votes
Foundations: Existence of uncountable ordinals.
lo.logic
set-theory
foundations
ordinal-numbers
asked Sep 8, 2011 at 21:03
mathoverflow.net
1
2
next
Top Answers
23
Is $\frac{\textrm{d}y}{\textrm{d}x}$ not a ratio?
math.stackexchange.com
20
What is the most useful non-existing object of your field?
mathoverflow.net
16
Why is a topology made up of 'open' sets?
mathoverflow.net
16
Segal's Original Definition of a Topological Category
mathoverflow.net
14
Why did Ant-Man appear in the Broadway musical?
scifi.stackexchange.com
12
Not quite adjoint functors
mathoverflow.net
12
Set theories without "junk" theorems?
mathoverflow.net
10
The second differential versus the differential of a differential form
math.stackexchange.com
10
Interesting Applications of the Classical Stokes Theorem?
mathoverflow.net
9
Does equality between sets contradict the philosophy behind structural set theory?
mathoverflow.net
8
What is an ideal-supporting algebra?
mathoverflow.net
8
Observables and dimensional analysis
mathoverflow.net
8
The formal p-adic numbers
mathoverflow.net
8
What are the occurrences of stacks outside algebraic geometry, differential geometry, and general topology?
mathoverflow.net
6
Differential forms: $dx \wedge dy$ vs $dx dy$
math.stackexchange.com
6
Chomp! without the law of the excluded middle
mathoverflow.net
6
What is a good handwriting font for mathematics?
matheducators.stackexchange.com
6
Practical experience with teaching differentials in freshman calc?
matheducators.stackexchange.com
6
Why do we teach that every line is a linear function?
matheducators.stackexchange.com
5
Show that $f(a)=f(a-1).$
math.stackexchange.com
5
Intuition behind second total derivative
math.stackexchange.com
5
How to compute the metric tensor for a surface defined by an equation?
math.stackexchange.com
5
If $A,B,C\in(0,\pi)$ then prove that $\sin A\sin B\sin C-\sin A-\sin B-\sin C+2\ge0$
math.stackexchange.com
5
Math blog directory
mathoverflow.net
5
Help me understand easy (not for me) concepts in volume integral
math.stackexchange.com
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