\(C^{1}\) mappings in \(\mathbb{R}^5\) with derivative of rank at most 3 cannot be uniformly approximated by \(C^{2}\) mappings with derivative of rank at most 3 (Q1791559)
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| Language | Label | Description | Also known as |
|---|---|---|---|
| English | \(C^{1}\) mappings in \(\mathbb{R}^5\) with derivative of rank at most 3 cannot be uniformly approximated by \(C^{2}\) mappings with derivative of rank at most 3 |
scientific article |
Statements
\(C^{1}\) mappings in \(\mathbb{R}^5\) with derivative of rank at most 3 cannot be uniformly approximated by \(C^{2}\) mappings with derivative of rank at most 3 (English)
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10 October 2018
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approximation by smooth mappings
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rank of the derivative
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Sard's theorem
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