// Create the input port and make it a multiport.
x = new TypedIOPort(this, "x", true, false);
x.setMultiport(true);
x.setTypeEquals(BaseType.DOUBLE);
x.setTypeEquals(new ArrayType(BaseType.DOUBLE));
new Parameter(x, "_showName", BooleanToken.TRUE);
y = new TypedIOPort(this, "y", true, false);
y.setMultiport(true);
y.setTypeEquals(BaseType.DOUBLE);
y.setTypeEquals(new ArrayType(BaseType.DOUBLE));
new Parameter(y, "_showName", BooleanToken.TRUE);
iterationsPerUpdate = new Parameter(this, "iterationsPerUpdate");
iterationsPerUpdate.setExpression("1");
}