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Unbounded operator: Revision history

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14 May 2024

  • curprev 15:1315:13, 14 May 2024‎ 2804:14c:a1:910c::1000 talk‎ 33,109 bytes −37‎ →‎Symmetric operators and self-adjoint operators: The application <math>x \mapsto \langle Tx \mid x \rangle</math> is not a quadratic form when we consider the most widely accepted definition for this term (see https://en.wikipedia.org/wiki/Quadratic_form#Definitions) and the cited reference does not claim that this application is a quadratic form. Such a kind of application is sometimes called a "Hermitian quadratic form", but this terminology does not seem to be standard.
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