Pure Mathematics for Beginners by Steve Warner runs through the (very) introductory elements of major branches of math [0]. If you want even more leisurely intr

Pure Mathematics for Beginners by Steve Warner runs through the (very) introductory elements of major branches of math [0]. If you want even more leisurely intro to math intuition without worrying about elements of topology/abstract algebra or whatever, Book of Proof by Hammack is great and free [1]. [0] https://www.amazon.com/Pure-Mathematics-Beginners-Rigorous-Introduction/dp/0999811754/ref=sr_1_1?keywords=steve+warner&qid=1566861311&s=gateway&sr=8-1 https://www.amazon.com/Pure-Mathematics-Beginners-Rigorous-I... [1] https://www.people.vcu.edu/~rhammack/BookOfProof/ https://www.people.vcu.edu/~rhammack/BookOfProof/