ghalimi

// Copyright (c) 2012 Sutoiku, Inc. (MIT License)

function HEX2OCT(number, places) {
  // Return error if number is not hexadecimal or contains more than ten characters (10 digits)
  if (!/^[0-9A-Fa-f]{1,10}$/.test(number)) return '#NUM!';

  // Convert hexadecimal number to decimal
  var decimal = parseInt(number, 16);

  // Return error if number is positive and greater than 0x1fffffff (536870911)

ghalimi

// Copyright (c) 2012 Sutoiku, Inc. (MIT License)

function OCT2BIN(number, places) {
  // Return error if number is not hexadecimal or contains more than ten characters (10 digits)
  if (!/^[0-7]{1,10}$/.test(number)) return '#NUM!';

  // Check if number is negative
  var negative = (number.length === 10 && number.substring(0, 1) === '7') ? true : false;
  
  // Convert octal number to decimal

ghalimi

// Copyright (c) 2012 Sutoiku, Inc. (MIT License)

function OCT2DEC(number) {
  // Return error if number is not octal or contains more than ten characters (10 digits)
  if (!/^[0-7]{1,10}$/.test(number)) return '#NUM!';

  // Convert octal number to decimal
  var decimal = parseInt(number, 8);

  // Return decimal number

ghalimi

// Copyright (c) 2012 Sutoiku, Inc. (MIT License)

function OCT2HEX(number, places) {
  // Return error if number is not octal or contains more than ten characters (10 digits)
  if (!/^[0-7]{1,10}$/.test(number)) return '#NUM!';

  // Convert octal number to decimal
  var decimal = parseInt(number, 8);
  
  // Ignore places and return a 10-character octal number if number is negative

ghalimi

// Copyright (c) 2012 Sutoiku, Inc. (MIT License)

function IMREAL(inumber) {
  // Return 0 if inumber is equal to 0
  if (inumber === 0 || inumber === '0') return 0;

  // Handle special cases
  if (['i', '+i', '1i', '+1i', '-i', '-1i', 'j', '+j', '1j', '+1j', '-j', '-1j'].indexOf(inumber) >= 0) return 0;

  // Lookup sign

ghalimi

// Copyright (c) 2012 Sutoiku, Inc. (MIT License)

function IMAGINARY(inumber) {
  // Return 0 if inumber is equal to 0
  if (inumber === 0 || inumber === '0') return 0;

  // Handle special cases
  if (['i', 'j'].indexOf(inumber) >= 0) return 1;
  
  // Normalize imaginary coefficient

ghalimi

// Copyright (c) 2012 Sutoiku, Inc. (MIT License)

function IMABS(inumber) {
  // Lookup real and imaginary coefficients using Formula.js [http://formulajs.org]
  var x = IMREAL(inumber);
  var y = IMAGINARY(inumber);
  
  // Return error if either coefficient is not a number
  if (x === '#NUM!' || y === '#NUM!') return '#NUM!';
  

ghalimi

// Copyright (c) 2012 Sutoiku, Inc. (MIT License)

function IMARGUMENT(inumber) {
  // Lookup real and imaginary coefficients using Formula.js [http://formulajs.org]
  var x = IMREAL(inumber);
  var y = IMAGINARY(inumber);

  // Return error if either coefficient is not a number
  if (x === '#NUM!' || y === '#NUM!') return '#NUM!';

ghalimi

// Copyright (c) 2012 Sutoiku, Inc. (MIT License)

function IMCONJUGATE(inumber) {
  // Lookup real and imaginary coefficients using Formula.js [http://formulajs.org]
  var x = IMREAL(inumber);
  var y = IMAGINARY(inumber);
  
  // Lookup imaginary unit
  var unit = inumber.substring(inumber.length - 1);
  unit = (unit === 'i' || unit === 'j') ? unit : 'i';

ghalimi

// Copyright (c) 2012 Sutoiku, Inc. (MIT License)

function IMCOS(inumber) {
  // Return error if inumber is a logical value
  if (inumber === true || inumber === false) return '#VALUE!';

  // Lookup real and imaginary coefficients using Formula.js [http://formulajs.org]
  var x = IMREAL(inumber);
  var y = IMAGINARY(inumber);