“pencil of surfaces”的概念、定义、习题解题方法及翻译-数学辞典

数学辞典收录了72750条数学词条，基本涵盖了常用数学知识及数学英语单词词组的翻译及用法，是数学学习的有利工具。

单词	pencil of surfaces
释义	pencil of surfaces 曲面束
随便看	upper semicontinuous upper semicontinuous decomposition upper semicontinuous equivalence upper semicontinuous function upper semicontinuous mapping upper semicontinuous partition upper semi-lattice upper semi-modular lattice upper semisphere upper series upper set upper singular exponent upper solution upper strong derivative upper subsemilattice upper sum upper surface upper topological limit upper triangular group upper triangular matrix upper-trimmed subsequence upper type upper unitriangular matrix upper value upper variation