Reverting heuristical algorithms [II]
Reverting heuristical algorithms [II]

This reverts commit a7f7a49905ab481b748a6a04c4b64bdaaceca67c. Algorithms
have been removed because further work will be done in an auxiliary
program.

Submanifold/psalm,Submanifold/psalm,Submanifold/psalm,Submanifold/psalm