AngouriMath

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Exists​(AngouriMath.​Entity,​AngouriMath.​Entity,​AngouriMath.​Entity)

 Method (no overloads)

Summary

The statement that some member of over satisfies
body, written exists var in over : body.
See ForAll(AngouriMath.Entity,AngouriMath.Entity,AngouriMath.Entity).

Example

Console.WriteLine(MathS.Exists("x", "RR", "x^2 - 4 x + 4 = 0").Simplify());
Console.WriteLine("exists x in RR : x^2 + 1 = 0".ToEntity().Simplify());
Console.WriteLine("exists x in CC : x^2 + 1 = 0".ToEntity().Simplify());

Prints
True
False
True

























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