Bruce Blackadar

Member for 11 years, 10 months
Last seen more than a month ago

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ca.classical-analysis-and-odes

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Questions

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20

Closed subspaces of Banach spaces

Apr 6

16

Balls in Hilbert space

Aug 18, 2020

15

Is there a simple direct proof of the Open Mapping Theorem from the Uniform Boundedness Theorem?

Dec 12, 2014

14

Stone-Weierstrass Theorem without AC

Apr 23

12

Approximations to $\pi$

Jan 29, 2020

Answers

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18

C*-algebras with bizzarre structure of projections

Jan 26, 2012

17

Existence of a smooth function with nowhere converging Taylor series at every point

Nov 20, 2011

14

Examples of common false beliefs in mathematics

Dec 2, 2013

7

Does the inverse function theorem hold for everywhere differentiable maps?

Dec 4, 2013

3

Completely positive maps and abelian C* algebra

Jan 29, 2020

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ca.classical-analysis-and-odes

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posts

banach-algebras

18

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1

post

c-star-algebras

18

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1

post

gn.general-topology

7

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2

posts

fa.functional-analysis

3

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6

posts

Reputation

+10

Axiom of choice in linear algebra

+10

C*-algebras with bizzarre structure of projections

+20

Is every compact convex set covered by a Choquet simplex?

+10

Stone-Weierstrass Theorem without AC

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