To apply to the Ph.D. program, start at https://grad.baylor.edu/apply/. The deadline for applications is January 01. You will need to submit your Quantitative and Verbal GRE scores (no Subject score is required), three letters of recommendation, and unofficial transcripts from all of the academic institutions you have attended (if you are accepted into the program, you will need to submit official transcripts). There is a $50.00 processing fee.
Please note that the Mathematics Department only accepts students applying to the PhD. Program.