Yeah I chuckle every time people keep rediscovering Hilbert's functional analysis and the idea of orthogonal basis for functional spaces (goes well beyond Hilbe

Yeah I chuckle every time people keep rediscovering Hilbert's functional analysis and the idea of orthogonal basis for functional spaces (goes well beyond Hilbert's widest dreams too!!). Also Re the person who said no to you... Wave mechanics is written in Hilbert's language directly...