How to represent psi(𝜓) symbol in LaTeX?

Type of symbolGreek small letter
Package (requirement)No
Latex command\psi
Example\psi → 𝜓

Although psi is a Greek small letter, it has many uses in mathematics and physics as a function. Simple command for this is psi. But, this is math mode command.

   \[ \psi(A,B,C) \]
   \[ \psi(1,2,1) \]
   \[ |\psi(\textbf{e},t)|^2 \]

Output :

Use psi symbol in latex.

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