Conditional Statement Vocab Flashcards
If
Indicates a sufficient condition
When
Indicates a sufficient condition
All
Indicates a sufficient condition
Any
Indicates a sufficient condition
Every
Indicates a sufficient condition
Each
Indicates a sufficient condition
The only
Indicates a sufficient condition
Enough
Indicates a sufficient condition
Only if
Indicates a necessary condition
If and only if
Indicates a bi-conditional relationship (sufficient AND necessary)
If but only if
Indicates a bi-conditional relationship (sufficient AND necessary)
Unless
Translate to “if not”; indicates a negated sufficient condition
Without
Translate to “if not”; indicates a negated sufficient condition
Until
Translate to “if not”; indicates a negated sufficient condition
Except
Translate to “if not”; indicates a negated sufficient condition
No
Negate the necessary condition in the statement
None
Negate the necessary condition in the statement
Fallacy of the converse
Switching the necessary condition with the sufficient condition
Fallacy of the inverse
Assuming that a lack of the sufficient condition leads to a lack of the necessary condition
Contrapositive
Switching the sufficient and necessary conditions and negating both
Only
Indicates a necessary condition