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image(f,S) for set S #356

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ott2 opened this issue Jun 20, 2017 · 1 comment
Open

image(f,S) for set S #356

ott2 opened this issue Jun 20, 2017 · 1 comment
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ott2 commented Jun 20, 2017

According to the Constraints 2008 paper defining Essence, image(f,S) should (p.289, lines 7–9) be a valid way to specify the set {f(s) | s in S}.
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ott2 commented Jun 29, 2017

If we are not constrained by the paper, then it would also make sense to add preImage(f,S) as well.

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