5

On Oscillation of Complex Linear Differential Systems

Year:
1972
Language:
english
File:
PDF, 163 KB
english, 1972
6

Some oscillation and comparison theorems for (r(t) y′)′ + p(t) y = 0

Year:
1969
Language:
english
File:
PDF, 396 KB
english, 1969
13

A modified wide angle parabolic wave equation

Year:
1987
Language:
english
File:
PDF, 598 KB
english, 1987