| 释义 |
sinh Math.|ʃaɪn, sɪn(t)ʃ, saɪnˈeɪtʃ|
Abbrev. of hyperbolic sine s.v. hyperbolic a. 2 b.
1873Messenger of Math. II. 190 Sinh x and cosh x are of course the hyperbolic sine and cosine of x, viz. ½(ex - e-x) and ½(ex + e-x). 1891[see cosh]. 1972A. G. Howson Handbk. Terms Algebra & Anal. xxxiii. 164 Sinh and cosh both have domain R; the image of sinh is R. |