Logic hand outs#3

Post on 01-Dec-2014

1.372 views 0 download

description

 

Transcript of Logic hand outs#3

The second operation of the human mind

a mental process of transferring from the ideal order to the real order

the act whereby the intellect compares two ideas noting their agreement or disagreement and either combines or separates them

defines as the act by which the mind affirms or denies something about something else

that which is denied or affirmed by the other

that to which it is said to belong or not to belong

known as Attribute

known as subject

Existence of two concepts

Pronouncement of agreement & disagreement

Comparison of two concepts

Take the form of Subject & a predicate in a proposition

Manifest the process of knowing the relationship b/w two concepts

Embodies the principle behind the true essence of judgment

the act by which the mind affirms or denies an attribute of a subject

express in sentence known as proposition, the product of judgment

needs simple apprehension since without ideas to be compared NO judgment can take place

the external sign of judgment

Defines as a statement which affirms or denies something about a certain reality or object.

Often formulated in declarative form

A triangle is a three-sided figure

The third operation of the human mind

a mental process wherein the intellect arrives at new judgment or at a new truth by using judgment previously known

in this act or mental process, the mind or the intellect advances from one thing understood to another- ( engaged in mental discussion)

the reasoning from the particular to universal; from specific instances to the formulation of general principles; from cause to effects

Induction

a.k.a. A POSTERIORI reasoning

methods of reasoning employed by physical sciences; chemistry, biology, medicine

the reasoning from the universal to the particular; from laws to their operations principles; from causes to effects

a.k.a A PRIORI reasoning

Deduction

method used in mathematical & philosophical sciences

… thanks for listening!