Hilbert's Tenth Problem: Problems, Diophantine Equation, Polynomial

Archimedes' Cattle Problem: Diophantine Equation, Polynomial Integer

Thue Equation: Diophantine Equation, Mathematics, Irreducible Polynomial

Hilbert's Twenty First Problem: Hilbert Problems, David Hilbert, Fundamental Group

Hilbert's Fifteenth Problem: Hilbert Problems, David Hilbert, Schubert's Enumerative Calculus