src/test/scripts/functions/lineage/LineageTraceParfor2.dml

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X = rand(rows=$2, cols=$3, seed=7);

R = matrix(0, nrow(X), ncol(X));
parfor(i in 1:ncol(X), check=0, opt=None, mode=REMOTE_SPARK) {
  Xi = X[,i];
  Xi = Xi + Xi - 2 * sqrt(Xi) + Xi * Xi;
  R[,i] = rowSums(Xi)+colSums(Xi);
}

#print(lineage(R));
write(R, $1);