@Override
public void addToArray(double[] targetData, int offset) {
for (int i = 0; i < cols; ++i) {
AVector v = unsafeGetVec(i);
if (v != null) v.addToArray(targetData, offset+i, cols);
}
}
private AVector ensureMutableColumn(int i) {
AVector v = unsafeGetVec(i);