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15
Math.TechQA.Club
2014-06-04 16:43:35
1.1k
Views
Adjoint of sum of two operators
Published on
04 Jun 2014 - 16:43
#functional-analysis
#operator-theory
#spectral-theory
1k
Views
Normal Operators: Numerical Range
Published on
05 Jun 2014 - 23:32
#functional-analysis
#operator-theory
#spectral-theory
1.2k
Views
Symmetric Operator vs. Real Spectrum
Published on
06 Jun 2014 - 0:07
#functional-analysis
#hilbert-spaces
#spectral-theory
52
Views
Why is this subspectrum closed
Published on
07 Jun 2014 - 8:09
#functional-analysis
#spectral-theory
597
Views
"right shift" in $L^1$
Published on
07 Jun 2014 - 16:13
#functional-analysis
#operator-theory
#banach-spaces
#spectral-theory
193
Views
Application of eigenvalueproblems for the wave equation
Published on
25 Mar 2026 - 22:30
#partial-differential-equations
#spectral-theory
#eigenfunctions
#wave-equation
1k
Views
Book: Functional Calculus
Published on
25 Mar 2026 - 19:00
#functional-analysis
#reference-request
#book-recommendation
#spectral-theory
#advice
496
Views
What's the spectrum of this operator in $\ell^2$?
Published on
11 Jun 2014 - 20:27
#analysis
#hilbert-spaces
#spectral-theory
210
Views
Selfadjoint Operator: Basic Criterion
Published on
26 Mar 2026 - 20:26
#functional-analysis
#spectral-theory
#adjoint-operators
1k
Views
Skew adjoint operator with uncountable spectrum
Published on
16 Jun 2014 - 15:10
#functional-analysis
#operator-theory
#hilbert-spaces
#spectral-theory
568
Views
A decomposition of Hilbert space via self-adjoint operator
Published on
17 Jun 2014 - 12:50
#functional-analysis
#spectral-theory
118
Views
Spectrum of the operator $A(f,g)=(g,\Delta f-f)$
Published on
18 Jun 2014 - 22:55
#functional-analysis
#operator-theory
#hilbert-spaces
#sobolev-spaces
#spectral-theory
331
Views
Spectrum of a bounded operator and Liouville's theorem
Published on
19 Jun 2014 - 17:04
#complex-analysis
#functional-analysis
#operator-theory
#spectral-theory
754
Views
Spectral radius of an operator equals its norm
Published on
19 Jun 2014 - 17:33
#operator-theory
#spectral-theory
620
Views
A little question about using spectral mapping theorem for polynomials
Published on
21 Jun 2014 - 13:09
#functional-analysis
#spectral-theory
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