Dictionary

eigenform en · NOUN

Etymology

From eigen- + form.

Meanings

1. A modular form which is an eigenvector for all Hecke operators T_m,m=1,2,3,...
   • We establish lower bounds for (i) the numbers of positive and negative terms and (ii) the number of sign changes in the sequence of Fourier coefficients at squarefree integers of a half-integral weight modular Hecke eigenform. 2015, Yuk-Kam Lau, Emmanuel Royer, Jie Wu, “Sign of Fourier coefficients of modular forms of half integral weight”, in (Please provide the book title or journal name):

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