@stdlib/constants-float64-e NPM

E

The mathematical constant e.

Installation

npm install @stdlib/constants-float64-e

Usage

var E = require( '@stdlib/constants-float64-e' );

E

The mathematical constant e, also known as Euler's number or Napier's constant. e is the base of the natural logarithm.

var bool = ( E === 2.718281828459045 );
// returns true

Examples

var E = require( '@stdlib/constants-float64-e' );

console.log( E );
// => 2.718281828459045

C APIs

Usage

#include "stdlib/constants/float64/e.h"

STDLIB_CONSTANT_FLOAT64_E

Macro for Euler's number.

Notice

This package is part of stdlib, a standard library for JavaScript and Node.js, with an emphasis on numerical and scientific computing. The library provides a collection of robust, high performance libraries for mathematics, statistics, streams, utilities, and more.

For more information on the project, filing bug reports and feature requests, and guidance on how to develop stdlib, see the main project repository.