theorem
//ˈθɪərəm//
Noun
theoremSingular
theoremsPlural
1
A statement or proposition that has been proved on the basis of previously established statements or axioms, especially in mathematics or logic.
The Pythagorean theorem is one of the most famous theorems in mathematics.
2
A general proposition not self-evident but proved by a chain of reasoning; a truth established by means of accepted truths.
The mathematician proved the theorem using a series of logical steps.