FENCHEL DUALITY, FUNCTIONS AND THE KIRSZBRAUN–VALENTINE EXTENSION
FENCHEL DUALITY, FUNCTIONS AND THE KIRSZBRAUN–VALENTINE EXTENSION
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FENCHEL 二元性、功能和 KIRSZBRAUN-Valentine 延伸
DOI:
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发表时间:
2005
期刊:
影响因子:
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通讯作者:
S. Reich
中科院分区:
文献类型:
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作者:
S. Reich
. We present a new proof of the classical Kirszbraun–Valentine extension theorem. Our proof is based on the Fenchel duality theorem from convex analysis and an analog for nonexpansive mappings of the Fitzpatrick function from monotone operator theory.