Exclusive disjunct holds
1. Atleast one of the disjunct is true
2. Atleast one of the disjunct is false
1. Atleast one of the disjunct is true
2. Atleast one of the disjunct is false
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Philosophy · all questionsModern Symbolic logic
Modern Symbolic logic
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Either we will eat pizza or icecream. What kind of statement is this
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What are the methods to do decision procedures?
1. Truth Table
2. Shorter Truth Table
3. Reduction ad Absurdum
4. Algorithm
1. Truth Table
2. Shorter Truth Table
3. Reduction ad Absurdum
4. Algorithm
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Match the following:
| List-I | List-II |
| a. Universal instantiation | 1. (x) (Qx) ∴ (Qv) |
| b. Universal generalisation | 2. Q y ∴ (x) (Qx) |
| c. Existential instantiation | 3. (∃x) (Qx) ∴ qu |
| d. Existential generalisation | 4. Q v ∴ (∃x) (Qx) |
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Which combination of fallacies occur if the rule "Any term distributed in the conclusion must be distributed in the premises" is not followed.
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When we have the truth values in all the resulting table than it is called
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Truth table is used to determine what?
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Consider the follwoing argument-form and identify the rule of inference involved in it from option given below.
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The phrase "there is at least one object(x) such that" is the auxillary form of
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In axiomatic system, axiom is regarded as what?
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A compound proposition's truth or falsity is unequivocally determined by whom?
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No mathematicians are musicians.
All mathematicians are scientists.
∴ No scientists are musicians.
In this syllogism, there is a fallacy of
All mathematicians are scientists.
∴ No scientists are musicians.
In this syllogism, there is a fallacy of
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Consider the following statements
1. All valid arguments have only true premises.
2. A sound argument must be valid.
3. An argument with a false conclusion cannot be valid.
4. All arguments with true conclusion are valid.
Which of the statements given above is/are correct?
1. All valid arguments have only true premises.
2. A sound argument must be valid.
3. An argument with a false conclusion cannot be valid.
4. All arguments with true conclusion are valid.
Which of the statements given above is/are correct?
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Another name of material equivalence is what?
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A truth function is referred as
1. set of truth values.
2. infinite number of truth values.
3. finite number of truth values.
4. set of false values.
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1. set of truth values.
2. infinite number of truth values.
3. finite number of truth values.
4. set of false values.
Select the correct answer:
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This syllogism involves the fallacy of
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Which one to the following symbolic forms represents the principle of Identity correctly?
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In the statement, if all the variables are false than it is called contingent statement.
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How many rules of inference give formal proof of validity?
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No astrologers are scientists.
Some scientists are not magicians.
Some magicians are not astrologers.
This syllogism involves the fallacy of
Some scientists are not magicians.
Some magicians are not astrologers.
This syllogism involves the fallacy of
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