digraph connectors {
DFT -> LINALG;
DFT -> TRIO;
DFT -> GPU;
DFT -> MPI;
MATH -> LINALG;
MATH -> MPI;
FFT -> LINALG;
FFT -> GPU;
FFT -> MPI;
LINALG -> GPU;
LINALG -> MPI;
TIMER -> MPI;
TRIO -> MPI;
GPU -> MPI;
}