(4 stars)


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10,000 - 50,000 downloads

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+ By Dr. Sidi HAMADY

SigmaCalculator is an advanced scientific and expression calculator for Android.

Standard functions (exp, log, ln, sin, cos, tan, factorial, random, ...), Built-in constants, Integrated keypad (Numeric and Alphabetic), Angle unit in radian or degree, Calculation history, Syntax highlighting, User-defined variables, Function and data graphing, Equation solving, Complex numbers, Unit converter, Lua programming language, etc.
SigmaCalculator is available in english and french, depending on your device settings.

SigmaCalculator supports the most common and useful mathematical functions. It’s easy to use: to evaluate a mathematical expression, simply type it in the input box, using operators (+ - * / ^), parenthesis and mathematical functions and press Calculate or the EXE button.
You can use SigmaCalculator keypad to enter numbers, operators, functions and define variables. You can set variables (with any non-reserved name); use fundamental constants; solve equations; plot functions or data from ASCII file; do calculation with complex numbers; Advanced algorithm programming; etc.

Tags: sigmacalculator script, mathscript calculator, sigma calculator, sigmacalc, sigmacalculator, sigmacalculator review.

Recently changed in this version

Version 4.0
Main Module:
New plot feature: add custom vertical and horizontal lines.
User interface improvement.
Script Module:
New expression-based mathematical parser module (parser namespace).
New data plotting module (plot namespace).
New data analysis module (data namespace).
New examples added: plot, parsing, data fitting.
New android functions (droid.vibrate and droid.notify).
PDF User's Guide

Comments and ratings for SigmaCalculator
  • (69 stars)

    by Giovanni InsertLastNameHere on 20/12/2013

    I still haven't tested this enough so that I could keep this app. So for now it's good, but still a 4-star. :)

  • (69 stars)

    by Doug Jacobson on 14/06/2013

    It took a bit to figure out some things, incl simple things like 'E' is 'equals' instead of using the '='. I realize it should be obvious (being blessed w ADHD, obvious is only an abstract concept... ;-D ) but when the 'help' uses the '=' symbol I kind of expect at least some uniformity. Other than that, it works great. The concern mentioned in 2011 about not being able to solve 1 equation but co