Srinivasa Ramanujan, despite having no formal training in mathematics, made profound and groundbreaking contributions to various mathematical fields. Here are some of his key contributions:Srinivasa Ramanujan, despite having no formal training in mathematics, made profound and groundbreaking contributions to various mathematical fields. Here are some of his key contributions:Mock Theta Functions: Ramanujan developed mock theta functions, a class of functions that are related to modular forms. These functions have applications in the study...