Function nrm2_c32_ndarray 

pub fn nrm2_c32_ndarray(x: &Array1<Complex32>) -> f32

Computes the Euclidean norm of a Complex32 vector.

||x||_2 = sqrt(Σ |x[i]|²)

See nrm2_c64_ndarray: uses the same scaled (LASSQ-style) algorithm via nrm2 to avoid overflow/underflow for extreme-magnitude entries.