Function gsl_sys::gsl_matrix_complex_long_double_const_subrow

pub unsafe extern "C" fn gsl_matrix_complex_long_double_const_subrow(
    m: *const gsl_matrix_complex_long_double, 
    i: usize, 
    offset: usize, 
    n: usize
) -> _gsl_vector_complex_long_double_const_view