Rational points on elliptic curves by Silverman, Joseph H., Tate, John T.

Understanding analysis by Abbott, Stephen 1964-

An invitation to abstract mathematics by Bajnok, Bela

A first course in differential equations by Logan, J. David (John David)

Available for University of the Philippines Diliman via SpringerLink. Click here to access

Introduction to calculus and classical analysis by Hijab, O.

Available for University of the Philippines Diliman via SpringerLink. Click here to access

Proofs and fundamentals a first course in abstract mathematics by Bloch, Ethan D. 1956-

Available for University of the Philippines Diliman via SpringerLink. Click here to access

Reading, writing, and proving a closer look at mathematics by Daepp, Ulrich

Available for UP System via Springer Link.

An introduction to modern mathematical computing with Maple by Borwein, Jonathan M., Skerritt, Matthew P.

Available for UP System via Springer Link.

The art of proof basic training for deeper mathematics by Beck, Matthias

Optimization theory and practice by Forst, Wilhelm