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.

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

· [All Rights reserved.]

§ 3.

$ 4.

AND AXIOMS

EUCLID IN ARABIA.

PRINCIPAL TRANSLATIONS AND EDITIONS

§ 2. ELEMENTS ANTERIOR TO EUCLID'S

FIRST PRINCIPLES: DEFINITIONS, POSTULATES

THEOREMS AND PROBLEMS

85. THE FORMAL DIVISIONS OF A PROPOSITION

§ 6. OTHER TECHNICAL TERMS

75

91

114

116

$ 7. THE DEFINITIONS

THE ELEMENTS.

Book I.

DEFINITIONS, POSTULATES, COMMON NOTIONS.

NOTES ON DEFINITIONS ETC.

153

155