Network manipulations
nmvsis> eliminate
nmvsis> collapse
nmvsis> sweep
IO interface
nmvsis> read(write)_blifmv
nmvsis> read(write)_blif
Verification
nmvsis> validate -n # (uses simulation)
nmvsis> verify
nmvsis> gen_vec
nmvsis> simulate
nmvsis> qcheck (quick check
for ND network)