Theory Book to go with Demidovich's Exercises

 

"Problems in Mathematical Analysis" by Demidovich

 

In Russian math community the book that's usually considered as one the best published material on analysis is Vladimir Zorich' "Mathemtical Analysis", hope you can find enough tasks there:

https://www.amazon.com/Mathematical-Analysis-Universitext-Vladimir-Zorich/dp/3540874518

 

来源：https://math.stackexchange.com/questions/2121498/theory-book-to-go-with-demidovichs-exercises