- It is raining or I carry an umbrella
- It is raining and I carry an umbrella
- Either it rains or umbrella
- None
Category: Set Theory & Logic (Basic)
- ∅
- The set itself
- U
- None
- {2,3}
- {1,3,4,5}
- {1,2}
- ∅
- Two circles
- Three circles
- Four circles
- One circle
- Tautology
- Contradiction
- Contingent
- Hypothesis
- Tautology
- Contradiction
- Contingent
- Hypothesis
- All birds cannot fly
- Some birds cannot fly
- No birds can fly
- Some birds can fly
- ¬P → ¬Q
- ¬Q → ¬P
- Q → P
- P → Q
- {1,2,3,4,5,6}
- {1,2,3}
- {3,4,5}
- {5,6}
- Only U
- All sets
- Only A
- None
- Commutative
- Associative
- Distributive
- Identity
- Commutative
- Associative
- Distributive
- Identity
- Commutative
- Associative
- Distributive
- Identity
- {1}
- {2}
- {3,4}
- {1,2,3}
