package jscl.math.operator.number;
import jscl.math.Generic;
import jscl.math.JsclInteger;
import jscl.math.NotIntegerException;
import jscl.math.Variable;
import jscl.math.operator.Operator;
import javax.annotation.Nonnull;
public class ModInverse extends Operator {
public static final String NAME = "modinv";
public ModInverse(Generic integer, Generic modulo) {
super(NAME, new Generic[]{integer, modulo});
}
private ModInverse(Generic parameters[]) {
super(NAME, parameters);
}
@Override
public int getMinParameters() {
return 2;
}
public Generic selfExpand() {
try {
JsclInteger en = parameters[0].integerValue();
JsclInteger modulo = parameters[1].integerValue();
return en.modInverse(modulo);
} catch (NotIntegerException e) {
}
return expressionValue();
}
@Nonnull
@Override
public Operator newInstance(@Nonnull Generic[] parameters) {
return new ModInverse(parameters);
}
@Nonnull
public Variable newInstance() {
return new ModInverse(null, null);
}
}