>>13436372>>13436502Understanding Analysis by Abbott gets your
feet wet into some introductory real analysis.
Elementary Number Theory by Dudley is
rather concise with good problems. Good as a
literal primer for number theory.
Pic related is my recent acquisition,
Handbook of Mathematics.
Extreme conciseness of topics with diagrams
and tables. Great reference for grad students,
scientists and engineers.
People pray to this for guidance and strength.
The one book I know that's denser and more powerful than my dick.
The fucking NYNEX White Pages of mathematics.
"Why would anyone need another?"
I could tell you about other references I have,
if you like.