Up to 20 books are listed, in descending order of popularity at this site

Electronic books / Bibliography / Textbooks / Computer science / Field theory (physics) / Algorithms / Order, lattices, ordered algebraic structures / Field theory and polynomials / Computational mathematics and numerical analysis / Algebraic number theory / Getaltheorie / Nombres, theorie des / Equations diophantiennes / Nombres, thaìƒaeorie des / Aìƒaequations diophantiennes / Diophantine equations