CAMBRIDGE UNIVERSITY PRESS WAREHOUSE,

C. F. CLAY, MANAGER.
London: FETTER LANE, E.C.
Coinburgh: 100, PRINCES STREET.

Berlin: A ASHER AND CO.

Leipzig: F. A. BROCKHAUS.

Aet Port: G. P. PUTNAM'S SONS.
Bombay and Calcutta: MACMILLAN AND CO., LTD.

[All Rights reserved.]

CONTENTS

VOLUME I.

INTRODUCTION.

PAGE

СНАР.

I

7

19

29

46

64

.

I. EUCLID AND THE TRADITIONS ABOUT HIM

II. EUCLID'S OTHER WORKS

III. GREEK COMMENTATORS OTHER THAN PROCLUS

IV. PROCLUS AND HIS SOURCES

V. THE TEXT

VI. THE SCHOLIA

VII. EUCLID IN ARABIA .

VIII. PRINCIPAL TRANSLATIONS AND EDITIONS

IX. § 1. ON THE NATURE OF ELEMENTS

$ 2. ELEMENTS ANTERIOR TO EUCLID's .

FIRST PRINCIPLES : DEFINITIONS, POSTULATES

AND AXIOMS

§ 4. THEOREMS AND PROBLEMS

$ 5. THE FORMAL DIVISIONS OF A PROPOSITION

§ 6. OTHER TECHNICAL TERMS

THE DEFINITIONS

75

91

114

116

.

117

124

129

132

.

143