Algebraic methods in the theory of global properties of the oscillatory equations Y″=Q(t)Y
1973 ◽
Vol 111
(9)
◽
pp. 3
◽
Keyword(s):
Keyword(s):
2005 ◽
Vol 93
(1)
◽
pp. 1-21
◽
2001 ◽
Vol 33
(3)
◽
pp. 363-383
1991 ◽
Vol 06
(01)
◽
pp. 55-60
◽
2007 ◽
Vol 178
(8)
◽
pp. 5076-5085
◽