関連ワード:  derivative of sinh x 2    derivative of cosh x 2    derivative of sinh(1-x^2)    derivative of sinh inverse(x/2)    differentiation of sinh^2 x    derivative of cosh^-1 ( x^2)    derivative of tan hyperbolic x 2    derivative of tanh x 2    derivative of tanh x 2^-9    derivative of hyperbolic functions