psi function

noun

A function of a complex variable obtained by differentiating the logarithm of a gamma function; the digamma function

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Meanings

nounpsi function (plural psi functions)

plural psi functions

  1. mathematicsA function of a complex variable obtained by differentiating the logarithm of a gamma function; the digamma function
  2. natural sciencesThe Schrödinger wave function
Cite this entry
APA

psi function. (n.d.). In WatkinsX Dictionary. Retrieved November 2, 2026, from https://dictionary.watkinsx.com/word/psi%20function

MLA

“psi function.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/psi%20function. Accessed November 2, 2026.

Chicago

WatkinsX Dictionary, s.v. “psi function,” accessed November 2, 2026, https://dictionary.watkinsx.com/word/psi%20function.

Source: psi function on Wiktionary, CC BY-SA 4.0.