It sounds like you would most enjoy a Calculus book that introduces you to Real Analysis. So, take a look at Spivak's Calculus, which is rigorous and written fo

It sounds like you would most enjoy a Calculus book that introduces you to Real Analysis. So, take a look at Spivak's Calculus, which is rigorous and written for people passionate about math. Another rigorous alternative is Apostol's Calculus. These books will prepare you for a more concise Real Analysis text such as Rudin's Principles of Mathematical Analysis.