Method compute

src/norm.rs:15–23

TODO handling of NaN and stuff like this

(a: &[f64])

    // TODO handling of NaN and stuff like this
    fn compute(a: &[f64]) -> f64 {
        unsafe {
            cblas_dnrm2(
                a.len()    as libc::c_int,
                a.as_ptr() as *const libc::c_double,
                1          as libc::c_int
            )
        }
    }
}

impl Norm<f32> for L2Norm {