| 单词 |
eigenfunction expansion |
| 释义 |
eigenfunction expansion eigenfunction expansion[′ī·gən‚fəŋk·shən ik′span·chən] (mathematics) By using spectral theory for linear operators defined on spaces composed of functions, in certain cases the operator equals an integral or series involving its eigenvectors; this is known as its eigenfunction expansion and is particularly useful in studying linear partial differential equations. |
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