Contents

1. Introduction
2. Features
3. Usage
4. System requirements
5. Demo
6. Download
7. Purchase
8. Support

Introduction

Voynex calculator is a browser application designed to evaluate mathematical expressions. The main difference of Voynex Calculator from other calculators: it is possible to enter the whole expression at once instead of entering it step by step. For example Voynex Calculator can evaluate expressions like this:

		sin(sqrt(PI/3)+sqrt(PI/5))+cos(PI/2+1)
		x=pow(4,5)+3; 3*x+log(x)
		0xff07+0x1c04*(0x45+0x55>>1)
	

Utilize all the power of the JavaScript language to evaluate expressions of any complexity. Use wide set of mathematical functions to calculate trigonometrical, logarithmic and other expressions.

Voynex Calculator is implemented in the form of the free online calculator and a shareware desktop application.

Online calculator is designed to run directly in your browser, without the need to download software to your PC. The online version is useful if you are not able or do not wish to download and install any software.

Desktop version gives you a more powerful calculator for everyday use.

Features

• Mathematical Functions
  • Trigonometric - sin, cos, tan, asin, acos, atan
  • Logarithmic - log, lg, ln, 10^x, e^x
  • Power - x², x³, y^x, square root
  • Factorial
  • Random number
• Numeric systems
  • Hexadecimal numbers
  • Octal numbers
  • Conversion between numeric systems
• Statistics Calculator
  • Number of values
  • Minimum
  • Maximum
  • Range
  • Sum

Usage

This section explains how to use Voynex Calculator.

The user interface of the calculator consists of input area, result output, control panel, arithmetic and math panels.

Arithmetic panel contains buttons with digits and arithmetic operations. Math panel is used to enter trigonometric, logarithmic and other mathematical functions. Arithmetic and mathematical panels can be turned on/off by clicking the corresponding check box on the control panel.

To enter expression type the numbers, arithmetic symbols on your keyboard or click the corresponding buttons on the Arithmetic panel.

Press <Enter> or click "EVAL" button to calculate expression.

When new expression is calculated, the result of the last one cleared from the display automatically.

It is possible to input multi-line expressions. Press <Ctrl+Enter> to enter the new line.

System Requirements

Online and desktop implementations of Voynex Calculator use JavaScript, so it cannot run if your browser has JavaScript disabled, or in the unlikely case that your browser does not support JavaScript.

Demo

Open online version of Voynex Calculator.

View the screen-shot of the desktop version.

Download

Download PAD file of Voynex Calculator.

Purchase

Desktop version of the Voynex Calculator is designed for everyday use. It is implemented in the form of the HTML Application (HTA) and shipped in the form of self-installable package. Installer creates application shortcut on the Windows desktop and entry in the Start/Programs Menu. Desktop implementation does not require an internet connection.

2CheckOut.com Inc. (Ohio, USA) is an authorized retailer for e-goods and services provided by Voynex LLC. You can pay using PayPal, Visa, MasterCard, Discover, E-check and many other payment options.

Support

Paid support is available for online version of Voynex Calculator.

Desktop version has a period of free support. Please see products warranty for more details.

Please contact our support if you have any questions or suggestions.