/** D bindings for GSL. Authors: Chibisi Chima-Okereke Copyright: Copyright (c) 2016, Chibisi Chima-Okereke. All rights reserved. License: Boost License 1.0 */ module gsl.deriv; import gsl.math; extern (C): int gsl_deriv_central (const(gsl_function)* f, double x, double h, double* result, double* abserr); int gsl_deriv_backward (const(gsl_function)* f, double x, double h, double* result, double* abserr); int gsl_deriv_forward (const(gsl_function)* f, double x, double h, double* result, double* abserr);