Murnaghan–Nakayama rule
= Murnaghan–Nakayama rule
{wiki=Murnaghan–Nakayama_rule}
The Murnaghan–Nakayama rule is a tool used in representation theory, specifically in the context of symmetric functions and the study of representations of the symmetric group. This rule provides a method for calculating the characters of the symmetric group when restricted to certain subgroups, particularly the Young subgroups.