N the clause in a recursive definition that specifies that no items other than those generated by the stated rules fall within the definition, as in 1 is an integer, if n is an integer so is n+1, and nothing else is 极值 [maths]
The representation theorem with order-extremal points is obtained for compact order-convex sets.
研究了序凸集的一些运算性质，得到了紧序凸集的序端点表示定理。
The closed relation of extremal supporting and extremal sets is given by using affine set supporting.
用仿射集支承揭示了端支承仿射集与端集的密切关系。
For the general hexagonal chains, the extremal problem of some important types of conjugated molecules have been solved previously.
对于一般的六角链，一些重要类型的共轭分子的极值问题已得到解决。
应用推荐