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package symjava.examples;

import static symjava.symbolic.Symbol.*;

import symjava.bytecode.BytecodeFunc;

import symjava.symbolic.*;

/**

* This example uses Java Operator Overloading for symbolic computation.

* See https://github.com/amelentev/java-oo for Java Operator Overloading.

*

*/

public class Example1 {

public static void main(String[] args) {

Expr expr = x + y * z;

System.out.println(expr); //x + y*z

Expr expr2 = expr.subs(x, y*y);

System.out.println(expr2); //y^2 + y*z

System.out.println(expr2.diff(y)); //2*y + z

Func f = new Func("f1", expr2.diff(y));

System.out.println(f); //2*y + z

//A function can be `compiled` to a bytecode function

BytecodeFunc func = f.toBytecodeFunc();

System.out.println(func.apply(1,2)); //4.0

}

}