Math Extended Essay Grade A (30/34)

This is a Math EE that scored an A (30/34). The high level of math used here is a sample of how advanced the math should be in an extended essay. Reading and analyzing this while taking interesting ideas can level up your extended essay and ensure high marks. The research question is: "To what extent can a mathematical model based on the one-dimensional wave equation quantify the change in timbre of a guitar string as a function of fret position?"