Comments on two papers dealing with approximate solutions to non-linear differential equations
1974 ◽
Vol 19
(3)
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pp. 661-662
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1951 ◽
Vol s1-26
(3)
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pp. 215-221
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1994 ◽
Vol 57
(2)
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pp. 138-148
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2020 ◽
Vol 3
(2)
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pp. 43-47
2018 ◽
Vol 92
(3-4)
◽
pp. 277-292
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2016 ◽
Vol 65
(3)
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pp. 527-539
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