Validity
Here you will find all the resources identified by our tutors as useful for the study of this topic, arranged in ascending alphabetical order. Browse the tiles and descriptions to discover if there are any resources of interest to you, or click on any of the other keywords to see resources sorted by alternative topics.
Displaying 1 - 10 of 10
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Title | Description | Keywords | Full details |
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Handout 6: Propositional Logic III |
Testing validity with the semantical method. |
Validity, truth tables, Formal logic, tautology | view |
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Handout 16: Formal Fallacies |
A list of formal fallacies (PL, QL, syllogistics, modal logic) with examples. |
Formal logic, Validity, fallacies | view |
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Exercise 4, 6c (Additional Note 4) |
On the question whether every formula in a natural deduction needs to be used. |
Formal logic, Validity, natural deduction | view |
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Handout 11: Syllogistics IV |
Reduction to the first figure, rules for validity, test for validity with Venn diagrams. |
syllogism, Validity | view |
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Trees (Additional Note 3) |
More background about the tree method. |
Validity, Formal logic | view |
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Handout 7: Propositional Logic IV |
Testing validity with the syntactical method; natural deduction. |
Formal logic, Validity | view |
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Validity Revisited (Additional Note 1) |
Sketch of three related approaches to validity. |
Formal logic, Validity | view |
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Handout 1: Logic, the 'Art of Thinking' |
Introduction to the course. Remarks on validity. |
Formal logic, Validity | view |
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Handout 11A: Validity for Syllogisms |
Further information about testing validity using modus Felapton. |
syllogism, Validity | view |
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Meno Argument (Worksheet) |
A Passage from Plato's Meno logically explored. |
Validity, truth tables, Plato | view |
