双曲余弦 shuāngqūyúxián hyperbolic cosine Definitions Defs Origin Strokes Stroke Words Sentences Sents 双曲余弦 雙曲餘弦 shuāngqūyúxián hyperbolic cosine the hyperbolic cosine function, often abbreviated as cosh in mathematics
双曲余弦 雙曲餘弦 shuāngqūyúxián hyperbolic cosine the hyperbolic cosine function, often abbreviated as cosh in mathematics
