602,830 ABSTRACTS OF DISSERTATIONS FROM THE FACULTY OF SCIENE 304 NORDLING JAN Studies of some numerical properties and computational methods for matrices and integrals with applications to electronic systems. Uppsala 1974 Almqvist and Wiksell 8° s. 7, nlb. 4. Acta Universitatis Upsaliansis. Abstracts of Dissertations from the Faculty of Science 304