000			00581nam a2200181Ia 4500
008			230524s9999 xx 000 0 und d
040			_cUDSM
050			_aQA3.R46 no.7904
100	1		_aVan Groesen, E. W. C. _eAuthor
245	1	0	_aUndirectional wave propagation in one-dimensional first order Hamiltonian systems
260			_aNijmegen _b: Catholic University, Department of Mathematics, _c1979
300			_a36p. _c; 21cm.
490			_aReport 7904
504			_aIncludes bibliographical references
650			_aHamiltonian systems
650			_aWaves
942			_2lcc _cRRPT
999			_c71940 _d71940