| 单词 | Tchebycheff equation |
| 释义 | Tchebycheff equation /cheuh beuh shawf"/, Math. a differential equation of the form (1 - x2) d2y/dx2 - x dy/dx + n2y = 0, where n is any nonnegative integer. Also called Chebyshev equation. [named after Pafnutii L. Chebyshev (1821-94), Russian mathematician] |
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