Question

What are the conditions that ensure that a linear operator on a separable Hilbert space has a discrete spectrum and its eigenvectors form a basis?

score 428 · Answer 1 · 2016-12-20 17:59:27

428

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What are the conditions that ensure that a linear operator on a separable Hilbert space has a discrete spectrum and its eigenvectors form a basis?

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97

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score 101 · Answer 4 · 2026-03-26 06:17:41

101

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70

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Use of Nets (topological) in Rigged Hilbert Space

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score 413 · Answer 6 · 2017-01-12 21:41:16

413

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score 772 · Answer 8 · 2017-01-14 18:25:54

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score 1.7k · Answer 9 · 2017-01-15 18:45:54

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score 247 · Answer 11 · 2017-01-23 19:15:51

247

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score 84 · Answer 12 · 2017-01-24 20:02:21

84

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searching for intuition for $(l (l + 1) + b x^2 \left(\frac{x}{-1+x}\right)^{7/4} - 2 b x^2 ) y - 2 x y' + x (-1 + x) y'' = 0$

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score 1.5k · Answer 13 · 2017-01-24 21:51:12

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score 155 · Answer 14 · 2026-03-26 22:51:37

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score 151 · Answer 15 · 2017-01-27 21:28:21

151

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Published on 27 Jan 2017 - 21:28

List Question

What are the conditions that ensure that a linear operator on a separable Hilbert space has a discrete spectrum and its eigenvectors form a basis?

Quantum mechanics , probability of quantum door measurement

Calculating the operator adjoint to the partial time derivative

A complicated OPERATOR equation

Use of Nets (topological) in Rigged Hilbert Space

The differential equation for the ground state of the quantum harmonic oscillator

Evaluation of a spherical harmonics integral

the evolution of spin in the Heisenberg picture of Quantum Mechanics

Find the energy eigenvalue from a given wave function

Commutator of $[A^{n},A^{\dagger n}]$

Looking for an introductory text to quantum physics

searching for intuition for $(l (l + 1) + b x^2 \left(\frac{x}{-1+x}\right)^{7/4} - 2 b x^2 ) y - 2 x y' + x (-1 + x) y'' = 0$

Ladder operators and Quantum Harmonic Oscillators

Manipulating discrete partition function to resemble the classical canonical partition function

Is it possible to take infinite derivates on a finite interval?

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