双曲
hyperbola; hyperbolic (function)
双曲抛物面
hyperbolic paraboloid (math.)
双曲正弦
hyperbolic sine or sinh (math)
双曲线正弦
hyperbolic sine or sinh (math)
双曲余割
hyperbolic cosecant, i.e. function cosech(x)
双曲余弦
hyperbolic cosine or cosh (math)
单叶双曲面
hyperboloid of one sheet (math.)