Approximation by smooth functions with no critical points on separable Banach spaces
2007 ◽
Vol 242
(1)
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pp. 1-36
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2020 ◽
Vol 482
(1)
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pp. 123535
1988 ◽
Vol 21
(4)
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pp. 340-342
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2017 ◽
Vol 49
(2)
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pp. 1
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2006 ◽
Vol 186
(1)
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pp. 155-183
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1996 ◽
Vol 47
(188)
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pp. 455-468
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