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15
Math.TechQA.Club
2026-03-25 16:03:30
800
Views
Show that norm of normal operator equals spectral radius via $\| T T^* \| = \| T \|^2 = \| T \|^2$
Published on
25 Mar 2026 - 16:03
#functional-analysis
#spectral-theory
#spectral-radius
#self-adjoint-operators
#normal-operator
203
Views
Question about a proof regarding the spectral radius of a linear bounded operator
Published on
04 Mar 2020 - 17:01
#functional-analysis
#operator-theory
#banach-spaces
#spectral-theory
#spectral-radius
107
Views
Spectral radius of the product of a block-diagonal matrix and a row stochastic matrix
Published on
25 Mar 2026 - 17:42
#block-matrices
#spectral-radius
#stochastic-matrices
81
Views
Does spectral radius of a graph increases replacing a subgraph with a graph with more spectral radius?
Published on
18 Mar 2020 - 10:21
#real-analysis
#combinatorics
#matrices
#graph-theory
#spectral-radius
665
Views
Intuition behind spectral radius
Published on
21 Mar 2020 - 6:02
#functional-analysis
#intuition
#spectral-theory
#spectral-radius
34
Views
Calculation of a limit, using left eigenvectors, an eigenvector and a positive matrix
Published on
24 Mar 2020 - 10:39
#spectral-radius
#nonnegative-matrices
78
Views
Spectral radius of a linear operator the iterates of which are linear combinations
Published on
31 Mar 2020 - 21:36
#functional-analysis
#operator-theory
#spectral-radius
222
Views
$\rho(B) \leq \rho(|B|)$, where $\rho$ is the spectral radius
Published on
10 Apr 2020 - 17:54
#matrices
#matrix-calculus
#spectral-theory
#spectral-radius
227
Views
spectral radius formula - why does $\sum \xi^n \zeta^{-n}$ converge for $|\zeta| > r(\xi)$?
Published on
11 Apr 2020 - 7:14
#functional-analysis
#spectral-theory
#banach-algebras
#spectral-radius
59
Views
Regarding spectral radius of a matrix
Published on
17 Apr 2020 - 12:45
#matrices
#normed-spaces
#spectral-radius
174
Views
Eigenvalues of matrix product $ADA^T$
Published on
19 Apr 2020 - 14:16
#matrices
#symmetric-matrices
#positive-semidefinite
#spectral-radius
467
Views
Spectral radius of a matrix product
Published on
28 Apr 2020 - 11:20
#linear-algebra
#matrices
#spectral-radius
92
Views
Joint Spectral Radius Relation
Published on
11 May 2020 - 1:23
#linear-algebra
#control-theory
#spectral-radius
280
Views
Bounding 2-norm of powers of a matrix
Published on
19 May 2020 - 17:32
#linear-algebra
#matrices
#normed-spaces
#jordan-normal-form
#spectral-radius
44
Views
Prove spectral radius of a primitive matrix is 1
Published on
24 May 2020 - 15:49
#spectral-radius
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