Euclid's Elements Of Geometry - Books I. Ii. Iii. Iv., Vi And Portions Of Books V. And Xi. - By A. E. Layng - PREFACE - In this edition of those parts of Euclids Elements most commonly read in schools and required for examinations, no fundamental changes have been made, the axioms and enunciations remaining the same as in Simsons edition. Minor changes have, however, been frequently introduced, when it appeared that, either by the insertion of an...