TY - JOUR TI - News and Notices JO - Applications of Mathematics PY - 1966 SP - 499 VL - 11 IS - 6 UR - http://geodesic.mathdoc.fr/articles/10.21136/AM.1966.103058/ DO - 10.21136/AM.1966.103058 LA - cs ID - 10_21136_AM_1966_103058 ER -