EntityQ4356506· pop 5· linked from 17 articlesmatrix coefficientSign in to savefunction on a groupConnectionsmathematicsEntityInternational Standard Book NumberEntitynumber theoryEntitymatrixEntitygroupEntityvector spaceEntitytrigonometric functionEntityfieldEntityalgebraic geometryEntityHilbert spaceEntitylinear mapEntityeigenvectors and eigenvaluesEntitydynamical systemEntityfunction compositionEntityÉlie CartanEntityBessel functionEntityIsrael GelfandEntityLie groupEntityRobert LanglandsEntitySpringer Science+Business MediaEntityCategoriesRepresentation theory of groups