The approximate Noether symmetries and approximate first integrals for the approximate Hamiltonian systems
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2010 ◽
Vol 374
(47)
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pp. 4746-4748
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2011 ◽
Vol 1
(3)
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pp. 14-24
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2011 ◽
Vol 08
(06)
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pp. 1169-1177
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2019 ◽
Vol 75
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pp. 220-235
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1989 ◽
Vol 113
(3-4)
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pp. 293-314
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2005 ◽
Vol 10
(1)
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pp. 73-83
1999 ◽
Vol 8
(2)
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pp. 155-195
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