TY - JOUR AU - Bakir Farhi TI - Algebraic and topological structures on the set of mean functions and generalization of the AGM mean JO - Colloquium Mathematicum PY - 2013 SP - 139 EP - 149 VL - 132 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.4064/cm132-1-11/ DO - 10.4064/cm132-1-11 LA - en ID - 10_4064_cm132_1_11 ER -