Real-valued, time-periodic localized weak solutions for a semilinear wave equation with periodic potentials
Keyword(s):
Keyword(s):
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1984 ◽
Vol 37
(2)
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pp. 189-206
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Keyword(s):
2006 ◽
Vol 235
(2)
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pp. 357-376
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2020 ◽
Vol 26
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pp. 7