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diff --git a/pages/unbounded-operators/adjoint-operators.md b/pages/unbounded-operators/adjoint-operators.md new file mode 100644 index 0000000..a93e6d4 --- /dev/null +++ b/pages/unbounded-operators/adjoint-operators.md @@ -0,0 +1,15 @@ +--- +title: Adjoint Operators +parent: Unbounded Operators +nav_order: 1 +published: false +description: > + The Hellinger–Toeplitz Theorem states that an everywhere-defined symmetric + operator on a Hilbert space is bounded. We give a proof using the Uniform + Boundedness Theorem. We give another proof using the Closed Graph Theorem. +# spellchecker:dictionaries latex +# spellchecker:words Hellinger Toeplitz innerp hilb Schwarz functionals enspace Riesz +--- + +# {{ page.title }} + |