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 v2

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Exp.java

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package symjava.symbolic;

import symjava.math.SymMath;

import symjava.symbolic.utils.Utils;

public class Exp extends Pow {

public Exp(Expr arg) {

super(SymMath.E, arg);

String displayExp = String.format("{%s}", this.arg2);

if(arg instanceof SymReal<?>) {

SymReal<?> realExp = (SymReal<?>)arg;

if(realExp.isInteger()) {

displayExp = String.format("%d", realExp.getIntValue());

}

//if(realExp.isNegative())

// displayExp = "{"+displayExp+"}";

}

label = "e^" + displayExp + "";

sortKey = "epower"+String.valueOf(displayExp);

}

public static Expr simplifiedIns(Expr expr) {

return new Exp(expr);

}

@Override

public Expr simplify() {

return this;

}

@Override

public boolean symEquals(Expr other) {

if(other instanceof Exp) {

return Utils.symCompare(this.arg2, other.args()[0]);

}

return false;

}

@Override

public Expr diff(Expr expr) {

return this.multiply(arg2.diff(expr));

}

}