If you are curious about Russian (or former Soviet Union) math books, I highly recommend you check out this famous Calculus book (comes in 2 volumes) by Nikolai Piskunov. It has influenced students worldwide through the years ๐ช๐
Iโve pulled a few all-nighters just to make it happen. And it was totally worth it.
โโ7 is missing โ and it took 2000 years to find the real reason whyโ is LIVE ON YOUTUBE. Enjoy!
Link in a reply!