00329nam a2200109Ia 4500008004100000040003800041100001900079245004900098250000800147260004800155300001600203211217s9999    xx            000 0 und d  cJayakar Knowledge Resource Centre  aEl'sgol'c, L E 0aQualitative methods in mathematical analysis  a1st  bAmerican mathematical societyaIslandc1964  avii,250p p.