This text seeks to present a unified and coherent treatment of all the major aspects of modern elementary physics and mathematics. Mathematical topics include: main conventional symbols; formulas and rules; sets, real numbers and functions; equations, systems of equations, and inequalities; trigonometry; principles of calculus; combinatorics; complex numbers; vectors, co-ordinates, displacements and symmetries; planimetry and stereometry; approximate calculations; and elements of probability. Physical topics include: physical quantities, their dimensions and systems of units; mechanics;...