| 单词 | accretive operator | 
| 释义 | accretive operator [ǝ¦krēd·iv `äp·ǝ´rād·ǝr]  MATHEMATICS A linear operator T defined on a subspace D of a Hilbert space which satisfies the following condition: the real part of the inner product of Tu with u is nonnegative for all u belonging to D.  | 
	
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