include "basic_2/substitution/lifts_lift_vector.ma".
include "basic_2/substitution/ldrops_ldrop.ma".
include "basic_2/computation/acp.ma".
include "basic_2/substitution/lifts_lift_vector.ma".
include "basic_2/substitution/ldrops_ldrop.ma".
include "basic_2/computation/acp.ma".