Dave Penneys

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Name	Dave Penneys
Member for	3 years
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Website	math.berkeley.edu/~dpenneys
Location	Berkeley
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17

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Does there exist a measurable function which is not a.e. “strongly” measurable?

fa.functional-analysis

feb 10 11 at 21:10 George Lowther 9,593●1●24●44

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12

votes

1

answer

624

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Is Dependent Choice all we really need?

set-theory von-neumann-algebras dg.differential-geometry ag.algebraic-geometry fa.functional-analysis

dec 9 09 at 22:03 Joel David Hamkins 75.3k●7●187●343

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10

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3

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397

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Does every Frobenius algebra in a monoidal *-category give a Q-system?

qa.quantum-algebra oa.operator-algebras subfactors fusion-categories frobenius-algebras

18h ago César Galindo 257●6

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7

votes

1

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673

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When does a conditional expectation preserve some trace?

von-neumann-algebras oa.operator-algebras

apr 18 10 at 1:19 Martin Argerami 1,242●5●10

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7

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4

answers

328

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Possible values of the index for subfactor inclusions coming from conformal nets

reference-request subfactors oa.operator-algebras

dec 28 11 at 17:31 Bahman Mashood 1

2

7

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1

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156

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What is known about arbitrary subfactors of integer index?

subfactors

jan 8 at 3:39 Noah Snyder 11.3k●1●26●70

2

5

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0

answers

197

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Is there a finite-index finite-depth II_1 subfactor which is more than 7-super-transitive?

subfactors von-neumann-algebras super-transitivity oa.operator-algebras open-problem

nov 20 09 at 2:35 Scott Morrison♦ 4,460●4●26●44

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5

votes

1

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577

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subfactor of finite rank but infinite index: is this possible?

subfactors von-neumann-algebras oa.operator-algebras

nov 29 10 at 7:43 André Henriques 14.9k●2●30●83