Ternary logic: Difference between revisions
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(→{{header|Groovy}}: new solution) |
(→{{header|OCaml}}: simplified function logic) |
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| Maybe -> Maybe |
| Maybe -> Maybe |
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let t_and a b = |
let t_and a b = match (a,b) with |
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| ⚫ | |||
match a with |
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| |
| (False,_) | (_,False) -> False |
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| |
| _ -> Maybe |
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| Maybe -> |
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match b with |
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| False -> False |
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| _ -> Maybe |
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let t_or a b = |
let t_or a b = t_not (t_and (t_not a) (t_not b)) |
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match a with |
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| True -> True |
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| False -> b |
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| Maybe -> |
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match b with |
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| True -> True |
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| _ -> Maybe |
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let t_eq a b = |
let t_eq a b = match (a,b) with |
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| ⚫ | |||
match a with |
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| True -> |
| (False,True) | (True,False) -> False |
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| |
| _ -> Maybe |
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| False -> |
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match b with |
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| True -> False |
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| ⚫ | |||
| Maybe -> Maybe |
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let t_imply a b = |
let t_imply a b = t_or (t_not a) b |
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match a, b with |
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| ⚫ | |||
| True, b -> b |
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| False, _ -> True |
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| Maybe, _ -> Maybe |
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let string_of_trit = function |
let string_of_trit = function |
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