List questions from normed-spaces

Published on 05 Apr 2026 - 14:54

30

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Compact normed linear space

Published on 16 Feb 2020 - 18:07

44

Views

Understanding a step in the proof of RRT for the dual of $L^p(X,\mu)$ on pg.402.(Royden "Real Analysis" 4th edition )

Published on 25 Mar 2026 - 12:49

135

Views

Proving the Riesz Representation Theorem for the space of 1 point with the counting measure.

Published on 25 Mar 2026 - 19:10

176

Views

Showing that norm is continuous

Published on 18 Feb 2020 - 4:53

35

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How can I calculate $\infty-$ norm of this quantity in measure theory.?

Published on 18 Feb 2020 - 9:09

498

Views

Null space equals annihilator of range of adjoint in general spaces

Published on 27 Mar 2026 - 8:56

196

Views

Is $P_n[0,1]$ and $P[0,1]$ are closed in $C[0,1]$

Published on 24 Feb 2026 - 8:55

113

Views

upper bound for the norm of vector belonging to the column space of a matrix

Published on 31 Mar 2026 - 12:48

45

Views

Estimate $\Vert (\lambda - x)^{-1}\Vert$

Published on 02 Apr 2026 - 22:33

59

Views

Showing that a multivariable function is differentiable

Published on 20 Feb 2020 - 12:08

36

Views

Given $\Vert y \Vert_2=\lambda^Ty, \Vert \lambda\Vert_2\leq1$ and $y\neq0$, show that $\lambda=\frac{y}{\Vert y \Vert_2}$

Published on 20 Feb 2020 - 14:01

261

Views

Are Minkowski functionals (a.k.a. gauges) strictly convex?

Published on 20 Feb 2020 - 17:51

62

Views

Solutions of a polynomial involving norm and trace over $\mathbb{F}_{q^3}$

Published on 28 Mar 2026 - 16:44

189

Views

Local basis for topological vector space with topology induced by a family seminorms.

Published on 27 Mar 2026 - 15:19

List Question

Intuition behind the $\| \cdot \|_p$-norm?

Compact normed linear space

Understanding a step in the proof of RRT for the dual of $L^p(X,\mu)$ on pg.402.(Royden "Real Analysis" 4th edition )

Proving the Riesz Representation Theorem for the space of 1 point with the counting measure.

Showing that norm is continuous

How can I calculate $\infty-$ norm of this quantity in measure theory.?

Null space equals annihilator of range of adjoint in general spaces

Is $P_n[0,1]$ and $P[0,1]$ are closed in $C[0,1]$

upper bound for the norm of vector belonging to the column space of a matrix

Estimate $\Vert (\lambda - x)^{-1}\Vert$

Showing that a multivariable function is differentiable

Given $\Vert y \Vert_2=\lambda^Ty, \Vert \lambda\Vert_2\leq1$ and $y\neq0$, show that $\lambda=\frac{y}{\Vert y \Vert_2}$

Are Minkowski functionals (a.k.a. gauges) strictly convex?

Solutions of a polynomial involving norm and trace over $\mathbb{F}_{q^3}$

Local basis for topological vector space with topology induced by a family seminorms.

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