diff --git a/README.md b/README.md new file mode 100644 index 0000000..37c6838 --- /dev/null +++ b/README.md @@ -0,0 +1,18 @@ +# comm_alg +SLMath collaboration for adding Krull dimension and Hilbert polynomial to mathlib + +We start the comm algebra project by important definitions and theorems and go from there. +Feel free to add, modify, and expand this file. Below are starting point for the project: + +Definitions of an ideal, prime ideal, and maximal ideal +Definition of a Spec of a ring +Definition of a Noetherian and Artinian rings +Definition of a local ring and quotient ring +Definition of the Krull dimension + +Give examples of each of the above cases for a particular instances of ring + +Theorem 0: Hilbert Basis Theorem +Theorem 1: If A is a nonzero ring, then dim A[t] >= dim A +1 +Theorem 2: If A is a nonzero noetherian ring, then dim A[t] = dim A + 1 +Theorem 3: If A is nonzero ring then dim A_p + dim A/p <= dim A