IGNOU MCH 18 2026 2027 - Define an “orthonormal” set of wavefunctions using mathema

Question

Define an “orthonormal” set of wavefunctions using mathematical notation.

19 Aug 2026

Answer :

Word Count : 185

An orthonormal set of wavefunctions is a set of wavefunctions that are simultaneously orthogonal and normalized to each other. Mathematically, for a set of wavefunctions ({\psi_1,\psi_2,\psi_3,\ldots}), the orthonormality condition is [ \boxed{\langle \psi_i|\psi_j\rangle=\delta_{ij}} ] where (\langle \psi_i|\psi_j\rangle) is the inner product between the two wavefunctions and

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