Question

Inner product in normed space

score 52 · Answer 1 · 2019-10-04 16:09:55

52

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Inner product in normed space

Published on 04 Oct 2019 - 16:09

score 214 · Answer 2 · 2026-03-26 04:30:35

214

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Representing inner product between a Matrix and column vector, pseudo inverse, and projection

Published on 26 Mar 2026 - 4:30

score 184 · Answer 3 · 2026-03-28 06:48:20

184

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What is the "standard trace inner product"

Published on 28 Mar 2026 - 6:48

score 400 · Answer 4 · 2026-03-26 17:43:43

400

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How to define an inner product?

Published on 26 Mar 2026 - 17:43

score 83 · Answer 5 · 2019-10-09 09:35:29

83

Views

Axler 3rd Edition Exercise 6A Problem 26

Published on 09 Oct 2019 - 9:35

score 95 · Answer 6 · 2026-03-28 22:55:05

95

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Let $F=\{f \in \mathcal C([0,1],\mathbb R) \mid f(0)=0\}$. Prove that $F^\perp = \{0\}$

Published on 28 Mar 2026 - 22:55

score 34 · Answer 7 · 2019-10-12 05:49:00

34

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norm question about the inner product, plz help

Published on 12 Oct 2019 - 5:49

score 28 · Answer 8 · 2019-10-14 00:35:27

28

Views

What must $\alpha \in \mathbb{R}^{n}$ be for $\sum_{k=1}^{n} \alpha_{k}x_{k}y_{k}$ to be an inner product?

Published on 14 Oct 2019 - 0:35

score 442 · Answer 9 · 2026-03-25 11:03:46

442

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How is the quotient space H/K is isomorphic to the orthogonal complement of K?

Published on 25 Mar 2026 - 11:03

score 89 · Answer 10 · 2019-10-18 00:17:47

89

Views

Inner product and real structure

Published on 18 Oct 2019 - 0:17

score 193 · Answer 11 · 2019-10-18 18:25:14

193

Views

The number of $\langle x, e_k\rangle$ such that $| \langle x, e_k\rangle | > 1/m$ is less than $m^2 ||x||^2.$

Published on 18 Oct 2019 - 18:25

score 533 · Answer 12 · 2019-10-18 21:54:54

533

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If $u,v \in V$ with $\|u\|=\|v\|=1$ and $\langle u,v\rangle=1$, prove that $u=\alpha v$ for some $\alpha \in F$

Published on 18 Oct 2019 - 21:54

score 104 · Answer 13 · 2019-10-19 00:18:29

Determine the foot of the perpendicular from the points $Q(1,2,3,4)$ on the plane generated by $A(1,1,0,0), B(1,0,1,0), C(0,1,1,1)$

score 59 · Answer 14 · 2026-03-28 22:55:17

59

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Determine if $g=\sum_{n=1}^\infty n^{-1/3}e_n$ exists in Hilbert space

Published on 28 Mar 2026 - 22:55

score 431 · Answer 15 · 2026-04-05 12:07:08

431

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Problem of dual space from krieszig functional analysis

Published on 05 Apr 2026 - 12:07

List Question

Inner product in normed space

Representing inner product between a Matrix and column vector, pseudo inverse, and projection

What is the "standard trace inner product"

How to define an inner product?

Axler 3rd Edition Exercise 6A Problem 26

Let $F=\{f \in \mathcal C([0,1],\mathbb R) \mid f(0)=0\}$. Prove that $F^\perp = \{0\}$

norm question about the inner product, plz help

What must $\alpha \in \mathbb{R}^{n}$ be for $\sum_{k=1}^{n} \alpha_{k}x_{k}y_{k}$ to be an inner product?

How is the quotient space H/K is isomorphic to the orthogonal complement of K?

Inner product and real structure

The number of $\langle x, e_k\rangle$ such that $| \langle x, e_k\rangle | > 1/m$ is less than $m^2 ||x||^2.$

If $u,v \in V$ with $\|u\|=\|v\|=1$ and $\langle u,v\rangle=1$, prove that $u=\alpha v$ for some $\alpha \in F$

Determine the foot of the perpendicular from the points $Q(1,2,3,4)$ on the plane generated by $A(1,1,0,0), B(1,0,1,0), C(0,1,1,1)$

Determine if $g=\sum_{n=1}^\infty n^{-1/3}e_n$ exists in Hilbert space

Problem of dual space from krieszig functional analysis

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