Spectrum of a ring

In commutative algebra the prime spectrum (or simply the spectrum) of a ring like R is the set of all prime ideals of R which is usually denoted by , in algebraic geometry it is simultaneously a topological space equipped with the sheaf of rings .

Spectrum of a ring

In commutative algebra the prime spectrum (or simply the spectrum) of a ring like R is the set of all prime ideals of R which is usually denoted by , in algebraic geometry it is simultaneously a topological space equipped with the sheaf of rings .