Dr Tom Kerns

 

 

Assignment hurley2.3-2.5

Definitions, their purposes and kinds

 

This assignment is due to be completed by Monday October 5th

This exercise will be available from Oct 1st to Oct 31st

In this assignment you will learn:

  • what a definition is
  • what the two parts of a definition are (the definiendum and the definiens)
  • what the five different purposes of definitions are (to stipulate, to report meanings, to increase precision, to suggest a theory or to persuade)
  • what the two different classes of definitions are (extensional and intensional)
  • what the seven techniques are for forming definitions (demonstrative, enumerative, definition by subclass, synonymous definitions, etymological definitions, operational definitions and definition by genus and difference)
  • eight criteria (or rules) for good lexical definitions

Read

Read chapters 2.3, 2.4 and 2.5 of Hurley’s A Concise Introduction to Logic

Optional Learning Aids

Sections 2.3, 2.4 and 2.5 of the Learning Logic program, available either on iLrn or on the CD that came with your Hurley textbook

Exercises

  • Login to iLrn
  • Navigate to the assignment titled hurley2.3
  • Open that assignment and do those exercises
  • You may re-do the exercises a second time if you like, and a third time, but it won’t allow you to do them more than three times.
  • iLrn will record the score you earn on the final time you did the assignment.
  • Login to iLrn
  • Navigate to the assignment titled hurley2.4
  • Open that assignment and do those exercises
  • You may re-do the exercises a second time if you like, and a third time, but it won’t allow you to do them more than three times.
  • iLrn will record the score you earn on the final time you did the assignment.
  • Login to iLrn
  • Navigate to the assignment titled hurley2.5
  • Open that assignment and do those exercises
  • You may re-do the exercises a second time if you like, and a third time, but it won’t allow you to do them more than three times.
  • iLrn will record the score you earn on the final time you did the assignment.