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A history of Greek mathematics - Wilbourhall.org

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Vlll<br />

CONTENTS<br />

XVIII. MENSURATION: HERON OF ALEXANDRIA, pages 298-354<br />

Controversies as to Heron's date .<br />

Character <strong>of</strong> works ....<br />

List <strong>of</strong> treatises<br />

Geometry<br />

(a) Commentary on Euclid's Elements<br />

(/3) The Definitions ....<br />

Mensuration<br />

The' Metrica, Geometrica, Stereometrica, Geodaesia,<br />

Mensurae .....<br />

Contents <strong>of</strong> the Metrica<br />

Book I. Measurement <strong>of</strong> areas<br />

(a) Area <strong>of</strong> scalene triangle<br />

Pro<strong>of</strong> <strong>of</strong> formula A = \/{s(s — a) (s — b (s —•'))<br />

<<br />

(3) Method <strong>of</strong> approximating to the square root<br />

<strong>of</strong> a non-square number ....<br />

Quadrilaterals<br />

(y)<br />

(8) Regular polygons with 3, 4, 5, 6, 7, 8, 9, 10,<br />

11, or 12 sides<br />

(?) The circle<br />

(£) Segment o'f a circle<br />

(rj) Ellipse, parabolic segment, surface <strong>of</strong> cylinder,<br />

right cone, sphere and segment <strong>of</strong> sphere .<br />

Measurement <strong>of</strong> volumes<br />

(a) Cone, cylinder, parallelepiped(prism),pyramid<br />

and frustum ......<br />

Book II.<br />

(3) Wedge-shaped solid (/3cojuio-ko? or (T

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