Greek mathematician Pythagoras had invented the Pythagorean Theorem.
archimedes
Leonhard Euler
John Napier
Rene Descartes, the French mathematician and philosopher.
It was invented by a mathematician named Pascal.
The number 0 was invented by Aryabhatta who was from Indian (Asian) mathematician.
Mostly every job out there.... I probly cant name one job that doesn't use integers. But probably a mathematician or a teacher i would say
Micheal Corn
Multiplication is so ancient that his name has been forgotten.
Every mathematician uses/used integers. It is one of the most important number sets.
Archimedes
Euclid is the Greek mathematician who invented an easier way of finding the GCF.
I believe the Mayans invented Integers.
a mathematician who invented number 1
Albert Einstein
Brahmagupta