Which Polynomials Map ℚ Onto ℚ? The Complete Answer
A line with rational coefficients maps ℚ onto ℚ. Nothing curved ever does. Three filters — interpolation, shape, denominators — leave the full classification.
Named theorems
1 articleAbel jacobi theoremAbhyankar moh theoremAbsolute convergence theoremAcyclic models theoremAdiabatic theoremAdos theoremAf bg theoremAkhiezers theoremAkra bazzi theoremAlchian allen theoremAlexandrovs uniqueness theoremAlperin brauer gorenstein theoremAlternate interior angles theoremAltitudeAndreotti frankel theoremAnkeny artin chowla theoremAnnes theoremApolloniuss theoremAppell humbert theoremApplied mathematicsArea theoremAronszajn smith theoremArrival theoremArrow lind principle+ 500 more