Global analysis and its applications : lectures presented at an international seminar course at Trieste from 4 July to 25 August 1972, vol. 2 / organized by the International Centre for Theoretical Physics, Trieste. International Centre for Theoretical Physics. International Atomic Energy Agency. Global analysis (Mathematics) Congresses. QA614 .G54 530.4 ING At head of title: International Centre for Theoretical Physics, Trieste. "STI/PUB/355." Vienna : International Atomic Energy Agency , 1974. 1974. 1974 Text 363 p.: eng