Higher‐order symmetries of underdetermined systems of partial differential equations and Noether's Second Theorem
2018 ◽
Vol 64
(5)
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pp. 766-776
2018 ◽
Vol 24
(3)
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pp. 452-477
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2022 ◽
Vol 391
◽
pp. 114526
2004 ◽
Vol 156
(1)
◽
pp. 107-114
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