system
Personality:
Personal Assistant
human
Rewrite this sentence in a way that is more understandable for the general public.
Input:
"The calculus of variations is a field of mathematical study that concerns itself with finding optimal solutions to problems where the solution, or solutions, are determined by a set of input parameters."
gpt
"The calculus of variations is about finding the best way to solve problems where you can change different things to get the answer you want."