C# Online Compiler | .NET Fiddle

// AngouriMath 1.3.0-preview.3
using AngouriMath; using AngouriMath.Extensions; using static System.Console; using static AngouriMath.MathS;
					
// Hello world in AM
WriteLine("Alright, let's start from a hello world");
WriteLine("2 + 3 is " + "2 + 3".EvalNumerical().Stringize());
WriteLine();

// Simplify
WriteLine("x + 3 + 4 + x + 2x + 23 + a".Simplify().Stringize());
WriteLine();

// Build expressions
var x = Var("x");
var expr = Sin(x) + Sqrt(x) + Integral(Sin(Sin(x)), x);
WriteLine(expr.Stringize());
WriteLine();

// Derive
WriteLine(expr.Differentiate(x).Simplify().Stringize());
WriteLine();

// Solve a simple equation
WriteLine("x2 = 3".Solve("x").Stringize());
WriteLine();

// Solve a complicated statement
WriteLine("(x - 2)(x - 3) = 0 and (x - 1)(x - 2) = 0".Solve("x").InnerSimplified.Stringize());
WriteLine("sin(a x)2 + c sin(2 a x) = c".Solve("x"));
WriteLine("(x - 6)(x + 9) >= 0".Solve("x").Latexise());
WriteLine();

// Work with sets
WriteLine("{ 1, 2 }".Latexise());
WriteLine("[3; +oo)".Latexise());
WriteLine("RR".Latexise());
WriteLine("{ x : x8 + a x < 0 }".Latexise());
WriteLine(@"A \/ B".Latexise());
WriteLine(@"A /\ B".Latexise());
WriteLine(@"A \ B".Latexise());
WriteLine(@"{ 1, 2, 3 } \/ { 3, 5 }".Simplify());
WriteLine(@"[a; b) \/ { b }".Simplify());
WriteLine();

// Differentiate, integrate, find limits
WriteLine("x2 + a x".Differentiate("x").InnerSimplified);
WriteLine("x2 + a x".Integrate("x").InnerSimplified.Latexise());
WriteLine("(a x2 + b x) / (e x - h x2 - 3)".Limit("x", "+oo").InnerSimplified);
WriteLine();

// Boolean
WriteLine("true and false implies true".Simplify());
WriteLine(string.Join("       ", new[] { "a", "b", "c", "F" }));
WriteLine(MathS.Boolean.BuildTruthTable("a and b implies c", "a", "b", "c"));
WriteLine();

// LaTeX
WriteLine("x ^ y + sqrt(x) + integral(sqrt(x) / a, x, 1) + derivative(sqrt(x) / a, x, 1) + limit(sqrt(x) / a, x, +oo)".Latexise());

WriteLine("x ^ y + sqrt(x) + integral(sqrt(x) / a, x, 1) + derivative(sqrt(x) / a, x, 1) + limit(sqrt(x) / a, x, +oo)".Latexise());
 
// AngouriMath 1.3.0-preview.3
using AngouriMath; using AngouriMath.Extensions; using static System.Console; using static AngouriMath.MathS;
                    
// Hello world in AM
WriteLine("Alright, let's start from a hello world");
WriteLine("2 + 3 is " + "2 + 3".EvalNumerical().Stringize());
WriteLine();
​
// Simplify
WriteLine("x + 3 + 4 + x + 2x + 23 + a".Simplify().Stringize());
WriteLine();
​
// Build expressions
var x = Var("x");
var expr = Sin(x) + Sqrt(x) + Integral(Sin(Sin(x)), x);
WriteLine(expr.Stringize());
WriteLine();
​
// Derive
WriteLine(expr.Differentiate(x).Simplify().Stringize());
WriteLine();
​
// Solve a simple equation
WriteLine("x2 = 3".Solve("x").Stringize());

Unhandled exception. System.TypeInitializationException: The type initializer for 'System.Data.Entity.DbContext' threw an exception.
---> System.TypeInitializationException: The type initializer for 'Z.EntityFramework.Classic.EntityFrameworkManager' threw an exception.
---> System.TypeInitializationException: The type initializer for '' threw an exception.
---> System.IO.FileNotFoundException: Could not load file or assembly 'System.Configuration.ConfigurationManager, Version=8.0.0.0, Culture=neutral, PublicKeyToken=cc7b13ffcd2ddd51'. The system cannot find the file specified.

File name: 'System.Configuration.ConfigurationManager, Version=8.0.0.0, Culture=neutral, PublicKeyToken=cc7b13ffcd2ddd51'
   at Z.Expressions.CompilerManager..cctor()
   at Z.Expressions.CompilerManager.LoadEntityFrameworkClassicConfiguration()
   at Z.Expressions.ExceptionMessage.ThrowLicenseException()
   at ..cctor()
   --- End of inner exception stack trace ---
   at .()
   at Z.EntityFramework.Classic.EntityFrameworkManager..cctor()
   --- End of inner exception stack trace ---
   at Z.EntityFramework.Classic.EntityFrameworkManager.Initialize()
   at System.Data.Entity.DbContext..cctor()
   --- End of inner exception stack trace ---
   at System.Data.Entity.DbContext..ctor(String nameOrConnectionString)
   at Program.EntityContext..ctor()
   at Program.GenerateData()
   at Program.Main()
Command terminated by signal 6