22 lines
635 B
Plaintext
22 lines
635 B
Plaintext
module prop-laws
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imports libstrategolib signatures/-
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rules
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DefI : Impl(x, y) -> Or(Not(x), y)
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DefE : Eq(x, y) -> And(Impl(x, y), Impl(y, x))
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DN : Not(Not(x)) -> x
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DMA : Not(And(x, y)) -> Or(Not(x), Not(y))
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DMO : Not(Or(x, y)) -> And(Not(x), Not(y))
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DAOL : And(Or(x, y), z) -> Or(And(x, z), And(y, z))
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DAOR : And(z, Or(x, y)) -> Or(And(z, x), And(z, y))
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DOAL : Or(And(x, y), z) -> And(Or(x, z), Or(y, z))
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DOAR : Or(z, And(x, y)) -> And(Or(z, x), Or(z, y))
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strategies
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dnf4 = innermost(DefI <+ DefE <+ DAOL <+ DAOR <+ DN <+ DMA <+ DMO)
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cnf4 = innermost(DefI <+ DefE <+ DOAL <+ DOAR <+ DN <+ DMA <+ DMO) |