Module #7: Group Discussion Activity
Group Discussion Activity
1. Suppose the propositions A, B, and C are as given below. Suppose further that A, B,
and C are all true. Determine the truth values of
Introduction to Logic and Critical Thinking
Module 6: Formal Deductive Systems
Discussion Activity
1. Which of the following are correct applications of the transformation rule cited? Say Correct or
I
Introduction to Logic and Critical Thinking
Module 4: Elementary Logic
Discussion Activity
1. Determine whether the following propositions are True [T] or False [F].
a. "Some valid arguments have fals
Module 6 Discussion Activity Problem Set
1. Which of the following are correct applications of the transformation rule cited? Say
Correct or Incorrect. Remember that the order of the premises does not
Introduction to Logic and Critical Thinking
Module 7: NonClassical Propositional Logics
Multi Valued Logic
Multivalued Propositional Logics (168169)
Classical logic is committed to exactly two trut
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Introduction to Logic and Critical Thinking
Module 7: NonClassical Propositional Logics
Introduction
In this module we consider one way of extending or modifying system P to make it less vulnerable t
Philosophy 120
Chapter 5
in a linked premise argument, premises
can work together in supporting a
conclusion
in this sense they work as a unit
these premises support conclusions
when they are combi
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Chapter 7 NonClassical Propositional Logics

System P is vulnerable to the fallacy of ignoratio elenchi, the fallacy in which an
arguments premisses turn out to be irrelevant or unrelated to its con
Introduction to Logic and Critical Thinking
Module 6: Formal Deductive Systems
Formal Systems Validity and Consistency
Deductive Validity & Invalidity (141142)
An argument is (deductively) valid iff
Module 6 Discussion Activity Problem Set
1. Which of the following are correct applications of the transformation rule cited? Say
Correct or Incorrect. Remember that the order of the premises does not
Introduction to Logic and Critical Thinking
Module 5: Formal and Informal Logic
Logical Form
Logical Form Repetition (9798)
Bill has $5 in his pocket
Therefore, Bill has $5 in his pocket
Sue has visi
Module #7: Group Discussion Activity
Group Discussion Activity
1. Suppose the propositions A, B, and C are as given below. Suppose further that A, B,
and C are all true. Determine the truth values of
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Module #5: Group Discussion Activity Answer Key
1. For each of the following propositional form, decide whether the propositions under
it are uniform substitution instances of that form. If yes, choos
Introduction to Logic and Critical Thinking
Module 7: NonClassical Propositional Logics
Discussion Activity
1. Suppose the propositions A, B, and C are as given below. Suppose further that A, B, and
Introduction to Logic and Critical Thinking
Module 1: The Quarrel
Discussion Activity
As part of the Discussion Activity 1 you are invited to discuss the questions from the DA 1 Problem set
(below) am
Module #4: Elementary Logic
Group Discussion Activity
1. Determine whether the following propositions are True [T] or False [F].
1) Some valid arguments have false conclusions. [T]
Example: Pr. 1: All
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Chapter 8 Term Logic

Aristotles logic (or term logic) is the first system of formal logic ever developed.
Contains two main parts:
o Theory of onepremiss arguments theory of immediate inference.
o
Discussion Activity 1 Answer Key
Questions 15:
For each of the following arguments, identify the premises and the conclusion and place the argument
in standard form. Clearly write down the proposition
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Introduction to Logic and Critical Thinking
Module 8: Term Logic
Discussion Activity
1. Identify each of the following propositions as having the form A, E, I, or O, then place it in standard
categori
Introduction to Logic and Critical Thinking
Module 5: Formal and Informal Logic
Discussion Activity
Part 1
For each of the following propositional form, decide whether the propositions under it are un
Discussion Questions Answer Key
1. Identify each of the following propositions as having the form A, E, I, or O, then
place it in standard categorical form. In each case, clearly indicate the subject
Introduction to Logic and Critical Thinking
Module 6: Formal Deductive Systems
Conditional Rules
Conditional Transformation Rules (127)
Example Proof
To Prove
(A C) follows from A and ~B and (A ~B) C)
Introduction to Logic and Critical Thinking
Module 6: Formal Deductive Systems
Formal Systems Intro
Formal Systems (123)
The primitive basis for a formal system (or logistic system) has two parts:
An
Universal Claims & Conditionals
Identify the antecedent and the consequent in each of the following claims.
1. All dogs are friendly.
Antecedent: _ Consequent: _
2. Only birds have feathers.
Anteceden
Module 4
Validity
Entailment
o An argument or inference is an entailment if and only if (i.e if and only
if)
Its conclusion conclusively follows from its premises
o A set of premises entails a conclu
Phil 120
Introduction
Chapter 1: The Quarrel
Arguments, Fallacies, and Logic
The Quarrel
The Ad Baculum
The Ad Hominem
Arguments
Familiar types of Argument
o Quarrels An angry argument or disagreement
Module 2
Notes
The Debate
Debates
o Occur in parliaments, congresses, diets, bunds and other government
houses as well as in other contexts
o Are rule governed contests of words between two or more si
Dialogical vs Dialectical Arguments
A Dialogue (or dialogical) argument (e.g. a conversation)
involves a discussion or dialogue between two (or more) parties
is named after the Greek words dia (for "t
Thursday, September 28, 2017
3:45 PM
(1)There are those who believe that even if God isn't needed as the author of moral rules,
he is nevertheless required as the enforcer of them, for (2) without t