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单词 StationaryPoint
释义

stationary point


Suppose V is a vector spaceMathworldPlanetmath and L:V is a map.Then vV is a stationary point of Lprovided that

ddtL(v+tu)|t=0=0

for all uV. In this case u is called a variation of v.

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更新时间:2025/5/4 20:33:46