package org.geogebra.common.kernel.advanced;
import org.geogebra.common.kernel.CircularDefinitionException;
import org.geogebra.common.kernel.Kernel;
import org.geogebra.common.kernel.arithmetic.Command;
import org.geogebra.common.kernel.commands.CommandProcessor;
import org.geogebra.common.kernel.geos.GeoElement;
import org.geogebra.common.kernel.geos.GeoList;
import org.geogebra.common.main.MyError;
/**
* MatrixRank[Matrix]
*
* @author zbynek
*
*/
public class CmdMatrixRank extends CommandProcessor {
/**
* @param kernel
* kernel
*/
public CmdMatrixRank(Kernel kernel) {
super(kernel);
}
@Override
public GeoElement[] process(Command c)
throws MyError, CircularDefinitionException {
GeoElement[] args = resArgs(c);
if (args.length != 1) {
throw argNumErr(app, c, args.length);
}
if (!args[0].isGeoList()) {
throw argErr(app, c, args[0]);
}
AlgoMatrixRank algo = new AlgoMatrixRank(cons, c.getLabel(),
(GeoList) args[0]);
return new GeoElement[] { algo.getResult() };
}
}