Alexander Shamov

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Name	Alexander Shamov
Member for	1 year
Seen	yesterday
Website	alexshamov.wordpress.com
Location	Ukraine
Age	22

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Video lectures of mathematics courses available online for free

ho.history-overview mathematics-education soft-question big-list

mar 8 at 12:25 Nikita Kalinin 1,398●4●17

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66

votes

9

answers

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Is there an introduction to probability theory from a structuralist/categorical perspective?

ct.category-theory pr.probability reference-request

sep 23 at 15:05 Marco Avellaneda 1

122

58

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54

answers

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Free, high quality mathematical writing online? [closed]

books big-list

jan 24 12 at 21:25 Leandro Vendramin 891●1●4●12

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27

votes

2

answers

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Square root of a positive $C^\infty$ function.

real-analysis

aug 25 at 4:40 Dick Palais 10k●1●38●61

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votes

11

answers

4k

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Categories First Or Categories Last In Basic Algebra?

mathematics-education homological-algebra ct.category-theory

nov 9 11 at 18:57 Giorgio Mossa 1,387●1●6●15

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votes

4

answers

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References for sign conventions in homological algebra

homological-algebra at.algebraic-topology ag.algebraic-geometry reference-request

feb 3 11 at 2:03 Peter May 12k●1●38●54

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3

answers

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Does homology have a coproduct?

at.algebraic-topology gn.general-topology homology

oct 16 09 at 12:02 Tyler Lawson 18.7k●2●44●90

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votes

1

answer

684

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Is a finite CW complex minus a point still homotopy equivalent to a finite CW complex?

cw-complexes at.algebraic-topology

jul 4 at 18:56 André Henriques 14.8k●2●30●83

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votes

4

answers

794

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Anti-concentration of bernoulli sums

pr.probability

nov 11 11 at 6:06 garrit 1

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3

answers

728

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Why are ring actions much harder to find than group actions?

ra.rings-and-algebras abstract-algebra gr.group-theory

jun 25 at 14:03 Will Sawin 18.5k●1●24●48

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10

votes

3

answers

653

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Supremum amongst Kolmogorov-Sinai entropies: ergodic or just invariant measures.

ds.dynamical-systems entropy ergodic-theory

apr 29 12 at 1:22 MathOverflow♦ 1●2●3

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9

votes

4

answers

791

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Replacing Spectrum with Valuations of a Field - An Alternative to Schemes?

ag.algebraic-geometry schemes valuation-theory

jul 22 10 at 10:38 David Corwin 6,730●23●56

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9

votes

1

answer

210

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Is there a natural measurable structure on the $\sigma$-algebra of a measurable space?

measure-theory pr.probability gn.general-topology order-theory ct.category-theory

feb 10 at 9:25 Andrej Bauer 12.4k●26●68

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Persistent homology of Gaussian Fields in Euclidean space

at.algebraic-topology st.statistics pr.probability persistent-homology computational-topology

dec 8 at 8:07 Ryan Budney 21.6k●1●40●101