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imaginejs

v1.1.1

Published

A Toy Complex Number Library in Javascript

Downloads

5

Readme

GitHub issues Travis npm Codacy Badge

Features

  • Complex Numbers!!!i!!!i!!!i!!!!
  • Addition, Subtraction
  • Multiplication, Division
  • Square Roots
  • Absolute Values
  • A lovely formatted toString() method

Usage

const complex = require('imaginejs');

// Make a new Complex number, 4 + 2i
const num = complex(4, 2)

// Add another complex Number
const newNum = num.add(complex(6,3)) // returns 10 + 5i

// Test some Equality
newNum.equals(num) // False

// find the absolute value and print
console.log(newNum.abs().toString) // "10 + 5i"

// Do a random sum
complex.multiply(Complex(21, 4), Complex(76, 2)) // returns 1588 + 346i

All methods require a complex object to be used, and the library includes the following methods:

  • abs()
  • add(y)
  • subtract(y)
  • multiply(y)
  • divide(y)
  • sqrt()
  • toString
  • equals(x)

The methods can be used on the complex object like Complex(3, 2).abs() or as static methods, Complex.abs(Complex(3, 2))

Tests

Even though this is a toy library, its all tested! (Cause thats whats good)

Heres the results of the tests and the coverage:

 PASS  tests/signum.test.js
 PASS  tests/index.test.js

File | % Stmts | % Branch | % Funcs | % Lines |Uncovered Lines | -----------|----------|----------|----------|----------|----------------| All files | 100 | 94.44 | 100 | 100 | | index.js | 100 | 100 | 100 | 100 | | signum.js | 100 | 83.33 | 100 | 100 | |

Test Suites: 2 passed, 2 total
Tests:       10 passed, 10 total
Snapshots:   0 total
Time:        1.362s
Ran all test suites matching "tests".