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

单词	displacement operator
释义	displacement operator [dis`plās·mǝnt ´äp·ǝ´rād·ǝr] ^MATHEMATICS A difference operator, denoted E, defined by the equation Ef (x ) = f (x + h ), where h is a constant denoting the difference between successive points of interpolation or calculation. Also known as forward shift operator.
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