Logic

Deductive and Inductive

Author: Carveth Read
Published: 1898
Language: English
Wordcount: 131,062 / 404 pg
Flesch-Kincaid Reading Ease: 54.5
LoC Category: BC
Downloads: 1,168
Added to site: 2006.05.24
mnybks.net#: 13635
Origin: gutenberg.org
Genre: Non-fiction
Buy new from: Amazon or Barnes & Noble
Find it used: eBay or AbeBooks
Get as AudioBook: Audible or AudioBooks.com
Advertisement

Fourth Edition, 1920.

Show Excerpt

CHAPTER I

INTRODUCTORY

1. Logic is the science that explains what conditions must be fulfilled in order that a proposition may be proved, if it admits of proof. Not, indeed, every such proposition; for as to those that declare the equality or inequality of numbers or other magnitudes, to explain the conditions of their proof belongs to Mathematics: they are said to be quantitative. But as to all other propositions, called qualitative, like most of those that we meet with in conversation, in literature, in politics, and even in sciences so far as they are not treated mathematically (say, Botany and Psychology); propositions that merely tell us that something happens (as that salt dissolves in water), or that something has a certain property (as that ice is cold): as to these, it belongs to Logic to show how we may judge whether they are true, or false, or doubtful. When propositions are expressed with the universality and definiteness that be

Cover image for

Download


show mobile phone QR code

Donate a small amount via Paypal below or read about some other ways that you can support ManyBooks.