Logic Exam #3
5 steps in finding the missing premise
1. Be sure you have an enthymeme 2. Identify the conclusion and put it in logical form 3. Identify the expressed premise and put it into logical form 4. Find a common word between the propositions 5. Form the third premise
How to craft an argument map
1. Read the argument slowly 2. Break the argument down into its steps 3. Evaluate the overall argument by evaluating each smaller argument that makes it up
Three steps in dealing with Enthymemes
1. Recognize an enthymeme is present 2. Find the missing premise 3. Test for validity
Third Order enthymeme
Conclusion unstated
First Order enthymeme
Major premise unstated
Second Order enthymeme
Minor premise unstated
Sorite
Two or more syllogisms in direct series
Epicheirema
a syllogism with an enthymeme attached to one or both of its premises to justify those premises.
Enthymeme
a syllogism with one of its three propositions implied but not stated