### `include/elemental/`

-  `blas-like/`: BLAS-like functionality (e.g., GEMM)
-  `control/`: solvers for control theory (e.g., Sylvester equations)
-  `convex/`: convex optimization routines (e.g., SVT)
-  `core/`: core data structures (e.g., `DistMatrix`)
-  `io/`: input/output functionality (e.g., printing and visualization)
-  `lapack-like/`: LAPACK-like functionality (e.g., SVD)
-  `matrices/`: special matrices (e.g., uniform random, Wilkinson, etc.)
