na INLIS000000000001998 Eng 0010-0224001998 Mathematical methods and fluid mechanics, unit 13: the wave equation Milton Keynes, Great Britain.: Open University Press, 1996 Milton Keynes, Great Britain.: Open University Press, 1996 1996 48 hal.: ilus.; 30 cm 48 hal.: ilus.; 30 cm 335141129 532.015 118 Mat 0 Fluid Mechanics--Mathematical Models 3100006068910