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Toby Bartels's user avatar
Toby Bartels's user avatar
Toby Bartels
  • Member for 14 years, 4 months
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question
25
Is there a convenient differential calculus for cojets?
Apr 3, 2011
question
21
Who was Heinrich Hake?
Jan 29, 2018
answer
21
What is the most useful non-existing object of your field?
Sep 30, 2014
question
20
Combination topological space and locale?
Sep 25, 2019
answer
17
Why is a topology made up of 'open' sets?
Jan 14, 2012
answer
17
Segal's Original Definition of a Topological Category
Jan 15, 2012
question
16
W*-completion of a C*-algebra?
Aug 1, 2011
answer
15
Interesting applications of the classical Stokes theorem?
Dec 20, 2011
answer
13
Set theories without "junk" theorems?
Mar 24, 2018
answer
12
Not quite adjoint functors
Feb 11, 2014
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45
At what point should MO recognise it needs to leave Stack Exchange Inc?
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27
Is $\frac{\textrm{d}y}{\textrm{d}x}$ not a ratio?
24
Has this "everything category" been defined before?
19
Do double integrals always give a volume?
17
The second differential versus the differential of a differential form
15
Why did Ant-Man appear in the Broadway musical?