Episodes from the Early History of Mathematics

a-rá algebra Almagest angle Arabic Archimedes astronomical Babylonian mathematics Babylonian number system base Berkeley Berkeley CALIFORNIA LIBRARY called centre Chapter circle of radius circumference compasses and straightedge computations cone construction cylinder decagon decimal diagonal digits divide equal Euclid Euclid's Elements Eudoxos example Fermat primes Figure find crd finite sexagesimal fractions geometrical given Greek mathematics Heiberg hence history of mathematics hypotenuse integers intersecting isosceles line segment mathe mathematicians matics means method modern multiplication table neusis construction notation parallel postulate parallelogram plane polygon power of 60 prime factor problem proof prove Ptolemy Ptolemy's Ptolemy's theorem Pythagorean theorem quadratic equation ratio reader reciprocal table rectangle regular pentagon right triangle sexagesimal side solution solve sphere squarable square straight line subtending table of chords tablet theory tion translation trisection UNIVERSITY OF CALIFORNIA vertical wedge write