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Subtraction term #25

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ptal opened this issue Dec 12, 2016 · 0 comments
Open

Subtraction term #25

ptal opened this issue Dec 12, 2016 · 0 comments
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ptal commented Dec 12, 2016

The problem with Addition::new(x, -b) is that b needs to be signed. We therefore needs a Subtraction term. Both can be implemented with a more general structure ArithTerm<Op,InvOp> where Addition = ArithTerm<Add, Sub> and Subtraction = ArithTerm<Sub, Add>.
@ptal ptal added the term label Dec 12, 2016
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