“lower semicontinuous function”的概念、定义、翻译、参考文献-科学参考

单词	lower semicontinuous function
释义	lower semicontinuous function [¦lō·ǝr ´sem·ē·kǝn`tin·yǝ·wǝs ´fǝnk·shǝn] ^MATHEMATICS A real-valued function f (x ) is lower semicontinuous at a point x₀ if, for any small positive number ∊, f (x ) is always greater that f (x₀) -∊ for all x in some neighborhood of x₀.
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