Imágenes de páginas
PDF
EPUB
[ocr errors]

General Editor

WILLIAM BRIGGS, LL.D., D.C.L., M.A., B.Sc.

PRINCIPAL OF UNIVERSITY CORRESPONDENCE COLLEGE

AN

INTERMEDIATE LOGIC

[ocr errors]

AN

INTERMEDIATE LOGIC

BY

J. WELTON, M.A.

PROFESSOR OF EDUCATION IN THE UNIVERSITY OF LEEDS
AUTHOR OF "A MANUAL OF LOGIC," "THE LOGICAL BASES OF EDUCATION"
"THE PSYCHOLOGY OF EDUCATION," ETC.

AND

A. J. MONAHAN, M.A.

LECTURER IN EDUCATION IN THE UNIVERSITY OF LEEDS

LONDON: W. B. CLIVE

University Tutorial Press E

DRURY LANE, W.C.

1911

JUL 1.2 1915 BH ·W4.6

I

PREFACE.

THIS book is based upon the Manual of Logic of which the last edition was first published fifteen years ago. Since that time the need has arisen for a simpler and briefer treatment adapted to the intermediate university examinations to which Logic has been transferred from the final degree examinations.

Moreover, controversy on the more modern parts of logical doctrine has had its legitimate outcome in a general agreement among thinkers on the subject. We are glad, in consequence, to be able to adopt a less controversial tone than was deemed advisable in the presentation of induction in the former work.

Especially in the material logic of method and of induction, then, a new version was desirable, and the opportunity was seized for a thorough revision of the treatment of the long accepted doctrines of formal logic, and for some important re-arrangement of topics. In particular we believe that much is gained by placing the treatment of 'Method' in such a position that the old doctrine of the syllogism is seen still to be an essential part of logical theory, and not merely an archaeological monument of the perverted ingenuity of our forefathers. We have also deemed it convenient to our readers to treat of the various forms of fallacy in immediate connexion with those parts of logical doctrine against which they offend. If this has the further

« AnteriorContinuar »