User:Philogo/Sandbox

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||material implication
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Hello there

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||material implication | rowspan=3|A ⇒ B means if A is true then B is also true; if A is false then nothing is said about B.

→ may mean the same as ⇒ (the symbol may also indicate the domain and codomain of a function; see table of mathematical symbols).

⊃ may mean the same as ⇒ (the symbol may also mean superset). ⊃⊃⊃⊃

P Q OR IMP AND NAND NIMP NOR T T T T T T T T T T F F F F F F F F T F T T T T F F F F T T T T F F F F F T T T F F T T F F T T F F T T F F F F T F T F T F T F T F T F T F T F

P Q OR IMP AND NAND NIMP NOR T T T T T T T T T T F F F F F F F F T F T T T T F F F F T T T T F F F F F T T T F F T T F F T T F F T T F F F F T F T F T F T F T F T F T F T F

!P !Q ! OR IMP AND NAND NIMP NOR |T |T |T |T |T |T |T |T |T |T |F |F F F F F F F T F T T T T F F F F T T T T F F F F F T T T F F T T F F T T F F T T F F F F T F T F T F T F T F T F T F T F

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