mXparser – Math Expressions Parser for JAVA Android C# .NET/MONO/Xamarin – Mathematical Formula Parser / Evaluator Library

JAVA, Android, .NET/MONO (.NET Framework, .NET Core, .NET Standard, .NET PCL, Xamarin.Android, Xamarin.iOS), Common Language Specification Compliant: VB, F#, C++/CLI
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  • mXparser – Math Expression Evaluator / Parser – Library Description
  • mXparser – Tutorial
    • Using internal help
    • Simple expressions
    • Implied multiplication
    • Evaluating relations
    • Using built-in functions
    • User defined constants
    • User defined arguments
    • User defined functions
    • Expression pre-compilation
    • Variadic user defined functions
    • “if” and “iff” functions
    • Summation & Product iterated operators
    • Derivatives & Integrals
    • Solving equation f(x) = 0
    • Prime Numbers
    • Built-in constants
    • Built-in Units
    • Metric prefixes
    • PDF, CDF and Quantile functions
    • Random numbers
    • Built-in Random Variables
    • User defined Random Variables
    • Bitwise Operators
    • Fractions
    • Various numeral systems
    • Fast (limited) user defined recursion
    • User defined recursion – not limited
    • Unicode math
    • Working with NaN – Not-a-Number
    • Radians Mode / Degrees Mode
    • Calculation Steps Register
    • Inspecting calculation process
    • Playing with expression tokens
    • Built-in tokens (key words) manipulation
    • Smart rounding settings
    • Efficient calculations in the loops
    • Printing the license
    • Confirming Non-Commercial / Commercial Use
  • Math Collection
    • Operators
    • Binary Relations
    • Boolean Operators
    • Bitwise Operators
    • Unary Functions
    • Binary Functions
    • 3-args Functions
    • Variadic Functions
    • Random Variables
    • Iterated Operators
    • Calculus Operators
    • Mathematical Constants
    • Physical Constants
    • Astronomical Constants
    • Metric prefixes
    • Units
    • Parser Symbols
    • Number formats
  • mXparser – API
  • Hello World
    • mXparser – Hello World – JAVA
    • mXparser – Hello World – C#
    • mXparser – Hello World – Visual Basic
    • mXparser – Hello World – C++/CLI
    • mXparser – Hello World – F#
    • mXparser – Hello World – C# – Mono
  • Downloads
    • Download Stats
  • mXparser – LICENSE
  • Order a Commercial License
  • Donate
  • Performance
    • Performance – Windows 10 – JAVA vs .NET vs MONO
    • Performance – Windows 7 – JAVA 1.7 vs .NET 2.0
    • Performance – Raspberry PI 2 – JAVA vs MONO
    • Performance – Windows 10 – JDK 1.5 vs 1.6 vs 1.7 vs 1.8
  • Release Notes
  • Blog
  • Share how you use mXparser
  • Powered by mXparser

mXparser v.5.0 (Leonis) released – a major update

April 19, 2022Release notesMariusz Gromada
  • Implied Multiplication: #243
  • Unicode Math Symbols: #249
  • Student’s t-distribution: #256
  • Chi-Squared Distribution: #257
  • An Attempt To Fix Expression String: #254
  • Minor Bug fixing
  • Regression tests refactoring: #247

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MathParser.org-mXparser 1,000,000 downloads !!!

November 23, 2021StatsMariusz Gromada
23.11.2021: first 1000000 downloads!
15.10.2020: first 500000 downloads!
20.12.2019: first 250000 downloads!
01.01.2019: first 100000 downloads!
01.08.2018: first 60000 downloads!
20.11.2017: first 20000 downloads!
01.09.2017: first 15000 downloads!
04.05.2017: first 10000 downloads!
31.03.2016: first 1000 downloads!
Leave a comment

MathParser.org-mXparser 500,000 downloads !!!

October 15, 2020StatsMariusz Gromada
15.10.2020: first 500000 downloads!
20.12.2019: first 250000 downloads!
01.01.2019: first 100000 downloads!
01.08.2018: first 60000 downloads!
20.11.2017: first 20000 downloads!
01.09.2017: first 15000 downloads!
04.05.2017: first 10000 downloads!
31.03.2016: first 1000 downloads!
Leave a comment

MathParser.org-mXparser 100,000 downloads !!!

January 1, 2019StatsMariusz Gromada
01.08.2018: first 60000 downloads!
20.11.2017: first 20000 downloads!
01.09.2017: first 15000 downloads!
04.05.2017: first 10000 downloads!
31.03.2016: first 1000 downloads!
Leave a comment

MathParser.org-mXparser 60,000 downloads !!!

August 1, 2018StatsMariusz Gromada
01.08.2018: first 60000 downloads!
20.11.2017: first 20000 downloads!
01.09.2017: first 15000 downloads!
04.05.2017: first 10000 downloads!
31.03.2016: first 1000 downloads!

Leave a comment

NASA Core Flight System uses MathParser.org-mXparser

December 22, 2017GeneralMariusz Gromada

NASA Core Flight System (CFS) Command and Data Dictionary (CCDD) utility uses mXparser! Dear NASA – thank you for your t(h)rust 🙂

NASA Core Flight System uses mXparser

Best regards,

Mariusz Gromada

View all 5 comments

MathParser.org-mXparser 20000 downloads !!!

November 20, 2017GeneralMariusz Gromada

  • 20.11.2017: first 20000 downloads! Last 4 weeks stats – 81 downloads daily!
  • 01.09.2017: first 15000 downloads!
  • 04.05.2017: first 10000 downloads!
  • 31.03.2016: first 1000 downloads!

Thank you!

Mariusz Gromada

Leave a comment

Why this formula gives approximation of e?

September 11, 2017Probability theoryMariusz Gromada

mXparser code:

Function s = new Function("s(n, x) = if( x >= 1, n, s(n+1, x + rUni(0,1) ) )");
Expression e = new Expression("avg( i, 1, 10000, s(0,0) )", s);

Result:

[mXparser-v.4.1.1] 2.7194

Best regards,
Mariusz Gromada

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MathParser.org-mXparser 10000 downloads !!!

May 4, 2017GeneralMariusz Gromada

mXparser 10000 downloads!

  • 31.03.2016: first 1000 downloads!
  • 04.05.2017: first 10000 downloads!
  • 1 year period:  c.a. 23 downloads daily
  • Last 6 weeks: c.a. 44 downloads daily !!

Thank you 🙂

Best regards,

Mariusz Gromada

One comment so far

Port to various .NET frameworks

April 17, 2017Release notes.NET Core, .NET PCL, .NET Standard, Xamarin, Xamarin.Android, Xamarin.iOSMariusz Gromada

MathParser.org-mXparser is now available for various .NET frameworks

  • .NET Framework: 2.0, 3.0, 3.5, 4.0, 4.5, 4.5.1, 4.5.2, 4.6, 4.6.1, 4.6.2
  • .NET Core: 1.0, 1.1
  • .NET Standard: 1.0, 1.6
  • .NET PCL: portable45-net45+win8+wpa81
  • Xamarin.Andoird: 1.0, 6.0
  • Xamarin.iOS: 1.0

Enjoy 🙂

Best regards,

Mariusz Gromada

View all 2 comments

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Recent Posts

  • mXparser v.5.0 (Leonis) released – a major update
  • MathParser.org-mXparser 1,000,000 downloads !!!
  • MathParser.org-mXparser 500,000 downloads !!!
  • MathParser.org-mXparser 100,000 downloads !!!
  • MathParser.org-mXparser 60,000 downloads !!!

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  • mXparser v.5.0 (Leonis) released – a major update
  • MathParser.org-mXparser 1,000,000 downloads !!!
  • MathParser.org-mXparser 500,000 downloads !!!
  • MathParser.org-mXparser 100,000 downloads !!!
  • MathParser.org-mXparser 60,000 downloads !!!

Recent Comments

  • EliseuBarros on Share how you use mXparser
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