Tchebycheff equation

[ chuh-buh-shawf i-kwey-zhuhn, ‐shuhn ]

noun

, Mathematics.

1. a differential equation of the form (1 − x 2 ) d 2 y/dx 2 − x dy/dx + n 2 y = 0, where n is any nonnegative integer.

Word History and Origins

Origin of Tchebycheff equation¹

Named after Pafnutiĭ L. Chebyshev (1821–94), Russian mathematician