2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/65876We give an overview on the c-function of a non-compactly causal symmetric space G/H and explain its interplay with harmonic analysis and representation theory.24 pages. Minor errors corrected, new format. To appear in the Karpelevic memorial volume (AMS series Translations 2)Representation Theory22ExxThe c-function for non-compactly causal symmetric spaces and its relations to harmonic analysis and representation theorytext