Some say int 3 65 4 the same as the floor function.
Carpeting a ceiling.
And this is the ceiling function.
He uses laminate flooring inst.
In this video my life long best friend don shows me his method of doing a hardwood ceiling on a budget.
The int function short for integer is like the floor function but some calculators and computer programs show different results when given negative numbers.
Carpet helps absorb sound which could enhance the acoustics in a room with a lot of hard reflective surfaces.
The ceiling function is usually denoted by ceil x or less commonly ceiling x in non apl computer languages that have a notation for this function.
If you live in an apartment building with raucous neighbors this is a smart solution.
The j programming language a follow on to apl that is designed to use standard keyboard symbols uses.