| Operation | Definition |
|---|---|
| fuzzy AND (f-AND) | a f-AND b = min(a,b) |
| fuzzy OR (f-OR) | a f-OR b = max(a,b) |
| probability AND (p-AND) | a p-AND b = a*b |
| probability OR (p-OR) | a p-OR b = a+b-(a*b) |
| (same as unary NOT) | not a = 1-a |
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