2015-12-31 20:44:34 +00:00
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Require Import String.
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2016-02-07 03:09:37 +00:00
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Notation var := string.
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2015-12-31 20:44:34 +00:00
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Definition var_eq : forall x y : var, {x = y} + {x <> y} := string_dec.
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Infix "==v" := var_eq (no associativity, at level 50).
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