Question

Subsec. 4.1-8 in Kreyszig's functional analysis book: Does every inner product have a total orthonormal set?

score 219 · Answer 1 · 2026-04-13 03:04:05

219

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Subsec. 4.1-8 in Kreyszig's functional analysis book: Does every inner product have a total orthonormal set?

Published on 13 Apr 2026 - 3:04

score 21.3k · Answer 2 · 2026-04-14 20:53:41

21.3k

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Why conjugate when switching order of inner product?

Published on 14 Apr 2026 - 20:53

score 465 · Answer 3 · 2026-04-14 18:07:49

465

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Compute inner product $\langle (1+i,4) , (2-3i, 4+5i) \rangle$ in $\mathbb{C}^2$

Published on 14 Apr 2026 - 18:07

score 88 · Answer 4 · 2026-04-14 14:01:07

88

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Linear map, inner products and orthonormal bases

Published on 14 Apr 2026 - 14:01

score 175 · Answer 5 · 2026-04-12 02:49:17

175

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Example 3.10-2 in Kreyszig's functional analysis book: Relation between inner products involving an operator and its matrix

Published on 12 Apr 2026 - 2:49

score 369 · Answer 6 · 2026-04-14 06:41:24

369

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Finding an inner product such that these vectors are orthonormal

Published on 14 Apr 2026 - 6:41

score 461 · Answer 7 · 2026-04-14 05:21:41

461

Views

Find an inner product that makes a given set of linearly independent vectors orthogonal

Published on 14 Apr 2026 - 5:21

score 1k · Answer 8 · 2026-04-17 10:33:07

1k

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Finding an inner product given a norm

Published on 17 Apr 2026 - 10:33

score 523 · Answer 9 · 2026-04-14 20:09:23

523

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inner product space problem $(x_n,y_n)\to 0$

Published on 14 Apr 2026 - 20:09

score 51 · Answer 10 · 2026-04-10 22:54:36

51

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An equation involving inner products being independent of the inner product space

Published on 10 Apr 2026 - 22:54

score 413 · Answer 11 · 2026-04-12 15:55:04

413

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If $F$ is an orthonormal basis ,we represent every $x \in X$ as a linear combination consists of finitely many terms ?

Published on 12 Apr 2026 - 15:55

score 84 · Answer 12 · 2026-04-15 04:52:35

84

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Let $V$ be an inner product space. Show that if $||x+y||=||x||+||y||$, then $ax=by$ where $a,b$ are non-negative and not both zero.

Published on 15 Apr 2026 - 4:52

score 62 · Answer 13 · 2026-04-15 09:46:54

62

Views

Question on projections in linear algebra

Published on 15 Apr 2026 - 9:46

score 3.2k · Answer 14 · 2026-04-14 04:49:23

3.2k

Views

Is this dual pairing the same as the inner product?

Published on 14 Apr 2026 - 4:49

score 8.4k · Answer 15 · 2026-04-15 04:18:16

8.4k

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Orthogonal Projection of $ z $ onto the Affine set $ \left\{ x \mid A x = b \right\} $

Published on 15 Apr 2026 - 4:18

List Question

Subsec. 4.1-8 in Kreyszig's functional analysis book: Does every inner product have a total orthonormal set?

Why conjugate when switching order of inner product?

Compute inner product $\langle (1+i,4) , (2-3i, 4+5i) \rangle$ in $\mathbb{C}^2$

Linear map, inner products and orthonormal bases

Example 3.10-2 in Kreyszig's functional analysis book: Relation between inner products involving an operator and its matrix

Finding an inner product such that these vectors are orthonormal

Find an inner product that makes a given set of linearly independent vectors orthogonal

Finding an inner product given a norm

inner product space problem $(x_n,y_n)\to 0$

An equation involving inner products being independent of the inner product space

If $F$ is an orthonormal basis ,we represent every $x \in X$ as a linear combination consists of finitely many terms ?

Let $V$ be an inner product space. Show that if $||x+y||=||x||+||y||$, then $ax=by$ where $a,b$ are non-negative and not both zero.

Question on projections in linear algebra

Is this dual pairing the same as the inner product?

Orthogonal Projection of $ z $ onto the Affine set $ \left\{ x \mid A x = b \right\} $

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