Talk:Operator Zero iff Inner Product Zero

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An interesting remark to record is that this isn't true for Hilbert spaces over $\R$, but is over $\C$. Will prove the $\C$ case in a moment. Caliburn (talk) 13:29, 27 February 2023 (UTC)

Might be worth adding that fact as a separate page. --prime mover (talk) 17:08, 27 February 2023 (UTC)