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Hilbert space, operator, sequence

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A is bounded means ||Ah|| less than or equal to C||h|| for all h
A* is the adjoint of A, i.e. <Ah|k>=<h|A*k>
A is greater or equal to 0 means <Ah|h> is greater or equal to 0 for all h

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Solution Summary

Hilbert space, operator, sequence are inspected.

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