function argmin(
  a: ArrayLike,
  axis?: number
): number | NDArray;

import { array, argmin } from 'numpy-ts';

argmin(array([5, 1, 3])); // 1

const a = array([[3, 1], [4, 2]]);
argmin(a, 0); // array([0, 0])  -- row indices of column minima
argmin(a, 1); // array([1, 1])  -- column indices of row minima

function argmax(
  a: ArrayLike,
  axis?: number
): number | NDArray;

import { array, argmax } from 'numpy-ts';

argmax(array([5, 1, 3])); // 0

const a = array([[3, 1], [4, 2]]);
argmax(a, 0); // array([1, 1])  -- row indices of column maxima
argmax(a, 1); // array([0, 0])  -- column indices of row maxima

function percentile(
  a: ArrayLike,
  q: number,
  axis?: number,
  keepdims?: boolean
): number | NDArray;

import { array, percentile } from 'numpy-ts';

const a = array([1, 2, 3, 4, 5]);

percentile(a, 50);       // 3
percentile(a, [25, 75]); // array([2, 4])

const b = array([[10, 20], [30, 40]]);
percentile(b, 50, 0);   // array([20, 30])

function quantile(
  a: ArrayLike,
  q: number,
  axis?: number,
  keepdims?: boolean
): number | NDArray;

import { array, quantile } from 'numpy-ts';

const a = array([1, 2, 3, 4, 5]);

quantile(a, 0.5);          // 3
quantile(a, [0.25, 0.75]); // array([2, 4])

const b = array([[10, 20], [30, 40]]);
quantile(b, 0.5, 0);       // array([20, 30])

function count_nonzero(a: ArrayLike, axis?: number): number | NDArray

import { array, count_nonzero } from 'numpy-ts';

count_nonzero(array([0, 1, 0, 3, 0])); // 2

const a = array([[0, 1, 0], [2, 0, 3]]);
count_nonzero(a);    // 3
count_nonzero(a, 0); // array([1, 1, 1])
count_nonzero(a, 1); // array([1, 2])