Many free PDFs floating around are of the (2001). The second edition (2015) includes:
Uniform convergence—one of the most critical topics for advanced math. understanding analysis stephen abbott pdf
Used copies of the first edition go for on AbeBooks or eBay. The second edition used is $30–$45. A physical copy is often better for analysis because you can flip between definitions and theorems. Many free PDFs floating around are of the (2001)
By the end, you will understand the theoretical underpinnings of every calculus trick you learned in high school—and you will know precisely why those tricks work (and when they fail). understanding analysis stephen abbott pdf