/**
* Copyright (C) 2001-2017 by RapidMiner and the contributors
*
* Complete list of developers available at our web site:
*
* http://rapidminer.com
*
* This program is free software: you can redistribute it and/or modify it under the terms of the
* GNU Affero General Public License as published by the Free Software Foundation, either version 3
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without
* even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License along with this program.
* If not, see http://www.gnu.org/licenses/.
*/
package com.rapidminer.tools.expression.internal.function.statistical;
import org.apache.commons.math3.stat.StatUtils;
import com.rapidminer.tools.Ontology;
import com.rapidminer.tools.expression.FunctionDescription;
import com.rapidminer.tools.expression.internal.function.AbstractArbitraryDoubleInputFunction;
/**
*
* A {@link Function} for sum.
*
* @author David Arnu
*
*/
public class Sum extends AbstractArbitraryDoubleInputFunction {
/**
* Constructs an sum function.
*/
public Sum() {
super("statistical.sum", FunctionDescription.UNFIXED_NUMBER_OF_ARGUMENTS, Ontology.NUMERICAL);
}
@Override
public double compute(double... values) {
return StatUtils.sum(values);
}
}