ndarray 0.16.1

An n-dimensional array for general elements and for numerics. Lightweight array views and slicing; views support chunking and splitting.
Documentation 
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#![feature(test)]
#![allow(
    clippy::many_single_char_names, clippy::deref_addrof, clippy::unreadable_literal, clippy::many_single_char_names
)]
extern crate test;
use test::Bencher;

use ndarray::prelude::*;

#[bench]
fn default_f64(bench: &mut Bencher)
{
    bench.iter(|| Array::<f64, _>::default((128, 128)))
}

#[bench]
fn zeros_f64(bench: &mut Bencher)
{
    bench.iter(|| Array::<f64, _>::zeros((128, 128)))
}

#[bench]
fn map_regular(bench: &mut test::Bencher)
{
    let a = Array::linspace(0., 127., 128)
        .into_shape_with_order((8, 16))
        .unwrap();
    bench.iter(|| a.map(|&x| 2. * x));
}

#[bench]
fn map_stride(bench: &mut test::Bencher)
{
    let a = Array::linspace(0., 127., 256)
        .into_shape_with_order((8, 32))
        .unwrap();
    let av = a.slice(s![.., ..;2]);
    bench.iter(|| av.map(|&x| 2. * x));
}