Regulae mundi

Regulae mundi (rules of the world) is a phrase that appears in the poem "Life on a Battleship."
Regulae, in Latin, refers to rules or patterns.
Mundi in Latin means the world.
=="Life on a Battleship"==
So posed, the captain drafted rules of the world,
Regulae mundi, as apprentice of
Descartes:
Rule #1.
First. The grand simplifications reduce
Themselves to one.
Rule #2
Second. The part
Is the equal of the whole.
Rule #3
The first and second rules are reconciled
In a Third: The whole cannot exist without
The parts. (ll 
==References==
Dictionary.com
Life on a Battleship
Wallace Stevens Concordance