Todd Trimble

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Name	Todd Trimble
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Website	topologicalmusings.wordpress.com
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16

38

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6

answers

8k

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Is Thompson’s Group F amenable?

gr.group-theory

nov 25 at 11:10 Mariarty 153●6

20

23

votes

4

answers

2k

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How to make Ext and Tor constructive?

soft-question homological-algebra modules lo.logic constructive-mathematics

mar 19 11 at 11:52 darij grinberg 12.6k●1●24●75

9

16

votes

1

answer

608

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How does the Framed Function Theorem simplify Cerf Theory?

gt.geometric-topology morse-theory differential-topology

may 3 11 at 21:47 John Klein 7,216●19●28

6

11

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8

answers

2k

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Are there any mathematical objects that exist but have no concrete examples? [closed]

constructive

may 10 11 at 23:48 Qiaochu Yuan 38.4k●5●116●301

2

3

votes

1

answer

421

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Alternative module-theoretic characterization of flatness

ac.commutative-algebra flatness modules

nov 5 11 at 21:36 Neil Epstein 435●1●2●8

4

2

votes

2

answers

769

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When are diffeomorphisms from a manifold to itself homotopic to the identity?

smooth-manifolds

nov 8 10 at 10:52 Gael Meigniez 51●1