“Fredholm operator”的概念、定义、翻译、参考文献-科学参考

单词	Fredholm operator
释义	Fredholm operator [`fred´hōm ´äp·ǝ´rād·ǝr] ^MATHEMATICS A linear operator between Banach spaces which has closed range, and both the Fredholm operator and its adjoint have finite dimensional null space.
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