As in, is there any sort of partial differential equation, for let’s say, a real scalar field qft theory that you could solve for a wave function that describes the qft?
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$\begingroup$ I’ve seen some stuff about “wave functionals” but I didn’t really understand it. $\endgroup$– ThatpotatoisaspyCommented Jan 10, 2021 at 13:33
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$\begingroup$ Related: physics.stackexchange.com/q/367160 $\endgroup$– Technically NaturalCommented Jan 10, 2021 at 13:45
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1$\begingroup$ en.wikipedia.org/wiki/Schr%C3%B6dinger_functional see also the first book referenced there. $\endgroup$– bolbteppaCommented Jan 10, 2021 at 14:18
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$\begingroup$ possible duplicate: physics.stackexchange.com/q/214552/84967 $\endgroup$– AccidentalFourierTransformCommented Jan 10, 2021 at 14:39
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$\begingroup$ Linked illustration of tractable case. $\endgroup$– Cosmas ZachosCommented Jan 10, 2021 at 14:48
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