num_dual.third_partial_derivative
- num_dual.third_partial_derivative(f, x, y, z)
- Calculate the third partial derivative of a scalar, trivariate function. - Parameters- fcallable
- A scalar, bivariate function. 
- xfloat
- The value of the first variable. 
- yfloat
- The value of the second variable. 
- zfloat
- The value of the third variable. 
 - Returns- function value first partial derivative w.r.t. x first parital derivative w.r.t. y first parital derivative w.r.t. z second partial derivative w.r.t. x and y second partial derivative w.r.t. x and z second partial derivative w.r.t. y and z third partial derivative