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Questions
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-1
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109
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Are Banach space ultraproducts stable under infinite sums?

nov 17 at 21:18 Slavoj Žižek 111●4

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4
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268
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Ultrapowers of operators

nov 16 at 9:41 Matthew Daws 5,489●1●8●28

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110
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Density of adjoint operators

nov 1 at 0:07 Slavoj Žižek 111●4

 
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How much $\beta \mathbb{N}$ is homogenous?

oct 26 at 14:51 Ramiro de la Vega 3,610●7●15