Function gsl_sys::gsl_integration_qng [−][src]
pub unsafe extern "C" fn gsl_integration_qng(
f: *const gsl_function,
a: f64,
b: f64,
epsabs: f64,
epsrel: f64,
result: *mut f64,
abserr: *mut f64,
neval: *mut usize
) -> c_int