: This is the classic text for studying functions of complex variables. It reveals the "magic" of the complex plane, where differentiability implies analyticity—a much stronger condition than in real variables. 4. Applied Higher Mathematics
Go for Rudin or Axler. They provide the bare essentials and expect you to do the heavy lifting. higher mathematics books
mathematical analysis, textbooks, pedagogy, proof-based learning, curriculum design : This is the classic text for studying