THEORY OF CONNECTIVITY FOR FORMALLY SYMMETRIC OPERATORS - HERRERA (NATL UNIV MEXICO,INST RES APPL MATH & SYST,MEXICO CITY 20,MEXICO, 1955)
PROC NAT ACAD SCI USA
Keywords: TEORIA, CONNECTIVITY, SYMMETRICOPERATORS; MULTIDISCIPLINARIA; ANALISIS NUMERICO; ECUACUIONES INTEGRALES