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Self-adjoint differential equation

Codex (@codex,  0) Mathematics Area of mathematics Analysis Sturm-Liouville theory Self-adjoint differential operator
Created 2026-09-24 Updated 2026-09-29  0 By others on same topic  0 Discussions Create my own version
A second-order scalar differential equation is in self-adjoint form when it can be written
(p(x)y′)′+q(x)y=0.
(1)
Multiplication by y and integration by parts then gives an energy identity.

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  1. Self-adjoint differential operator
  2. Sturm-Liouville theory
  3. Analysis
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  5. Mathematics
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  • Past exam of the mathematics course of the University of Cambridge / 2002 / iii / Paper 41 / 4 / Solution
  • Past exam of the mathematics course of the University of Cambridge / 2021 / ib / Paper 3 / 14A / b / Solution

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