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Breaking the boundedness condition in the Riesz Representation theorem

score 1k · Answer 1 · 2026-03-26 12:33:53

1k

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Breaking the boundedness condition in the Riesz Representation theorem

Published on 26 Mar 2026 - 12:33

score 653 · Answer 2 · 2026-04-16 05:03:10

653

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Why is the inner product not an element of the Hilbert space?

Published on 16 Apr 2026 - 5:03

score 4k · Answer 3 · 2026-04-14 21:12:31

4k

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Dot product over complex vectors: Conjugate first or second?

Published on 14 Apr 2026 - 21:12

score 654 · Answer 4 · 2026-04-24 07:25:36

654

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Pre-Hilbert spaces and orthogonal projections in the space of continuous functions

Published on 24 Apr 2026 - 7:25

score 368 · Answer 5 · 2026-04-10 00:58:46

368

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A basic question on adjoint operator

Published on 10 Apr 2026 - 0:58

score 814 · Answer 6 · 2026-04-15 09:41:21

814

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Historically first axiomatization of the inner product

Published on 15 Apr 2026 - 9:41

score 55 · Answer 7 · 2026-04-13 23:20:21

55

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is it true that $Range(T) \subset Range(T^*)$ always?

Published on 13 Apr 2026 - 23:20

score 161 · Answer 8 · 2026-04-12 23:35:10

161

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Indices Contraction in Minkowski Spacetime

Published on 12 Apr 2026 - 23:35

score 140 · Answer 9 · 2026-04-11 05:33:54

140

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From a Hilbert space to another Hilber space, is a norm preserving invertible transformation also unitary?

Published on 11 Apr 2026 - 5:33

score 747 · Answer 10 · 2026-04-11 09:43:52

747

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Can square root of a normal operator be normal too ??

Published on 11 Apr 2026 - 9:43

score 55 · Answer 11 · 2026-04-12 02:43:03

55

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A problem on an operator in inner product space

Published on 12 Apr 2026 - 2:43

score 53 · Answer 12 · 2026-04-15 03:30:01

53

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$\left< u, v\right> \stackrel{?}{=} \left< v, u \right>$

Published on 15 Apr 2026 - 3:30

score 162 · Answer 13 · 2026-04-14 16:10:31

162

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Inner Product on Complex Vector Space

Published on 14 Apr 2026 - 16:10

score 90 · Answer 14 · 2026-04-16 00:50:03

90

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Proving that $|\langle x,y\rangle|=\|x\|\|y\|$ iff $x,y$ are linearly dependent

Published on 16 Apr 2026 - 0:50

score 6.4k · Answer 15 · 2026-04-11 17:51:17

6.4k

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Why is the complex dot product defined to only be symmetric up to a conjugate?

Published on 11 Apr 2026 - 17:51

List Question

Breaking the boundedness condition in the Riesz Representation theorem

Why is the inner product not an element of the Hilbert space?

Dot product over complex vectors: Conjugate first or second?

Pre-Hilbert spaces and orthogonal projections in the space of continuous functions

A basic question on adjoint operator

Historically first axiomatization of the inner product

is it true that $Range(T) \subset Range(T^*)$ always?

Indices Contraction in Minkowski Spacetime

From a Hilbert space to another Hilber space, is a norm preserving invertible transformation also unitary?

Can square root of a normal operator be normal too ??

A problem on an operator in inner product space

$\left< u, v\right> \stackrel{?}{=} \left< v, u \right>$

Inner Product on Complex Vector Space

Proving that $|\langle x,y\rangle|=\|x\|\|y\|$ iff $x,y$ are linearly dependent

Why is the complex dot product defined to only be symmetric up to a conjugate?

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