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ELEMENTS

OF THE

PHILOSOPHY

OF

THE HUMAN MIND.

IN TWO PARTS.

BY

DUGALD STEWART,

PROFESSOR OF MORAL PHILOSOPHY IN THE DIVERSITY, AND FELLOW OF THE ROYAL
SOCIETY OF EDINBURGH; HONORARY MEMBER OF THE IMPERIAL ACADEMY OY
SCIENCES AT. ST. PETERSBURGH ; AND MEMBER OF THE AMERICAN

PHILOSOPHICAL SOCIETY HELD AT PHILADELPHIA.

9 New Edition.

BOSTON:

JAMES MUNROE, & CO.
NEW YORK : COLLINS, BROTHER AND CO.--ROBINSON, PRATT
AND CO. PHILADELPHIA : GRIGG AND ELLIOT.

1843.

CHAPTER V.--OF THE ASSOCIATION OF IDEAS

PAGE
. 170

.

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Sect. 1.

ibid.
1. Doubts with respect to Locke's Distinction between the Powers

of Intuition and of Reasoning

ibid.

11. Conclusions obtained by a Process of Deduction often mistaken

for Intuitive Judgments

397

Il.-Of General Reasoning

401

1. Illustrations of some Remarks formerly stated in treating of Ab-

straction

ibid.
II. Continuation of the Subjeci.–Of Language considered as an In-

strument of thought

413

III. Continuation of the Subject.–Visionary Theories of some Logi-

cians, occasioned by their inattention to the Essential Distinc-

tion between Mathematics and other Sciences

417

IV. Continuation of the Subject.-Peculiar and supereminent Advan-

tages possessed by Mathematicians, in consequence of their defi-

nite Phraseology

422

III._Of Mathematical Demonstration

424

I. Of the circumstance on which Demonstrative Evidence essentially

depends

ibid.

II. Continuation of the subject.—How far it is true that all Mathema-

tical Evidence is resolvable into Identical Propositions

432

III. Continuation of the Subject.—Evidence of the Mechanical Philoso.

phy, not to be confounded with that which is properly called

Demonstrative or Mathematical. -Opposite Error of some late

Writers

439

IV.-Of our Reasonings concerning Probable or Contingent Truths 453

I. Narrow Field of Demonstrative Evidence.-Of Demonstrative Evi-

dence, when combined with that of Sense, as in Practical Geome-

try: and with those of Sense and of Induction, as in the Mecha-

nical Philosophy.-Remarks on a Fundamental Law of Belief,

involved in all our Reasonings concerning Contingent 'Truths ibid.

II. Continuation of the Subject.-Of that Permanence or Stability in

the Order of Nature, which is presupposed in our Reasonings

concerning Contingent Truths

458

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