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diff --git a/content/zettel/3a8e1.md b/content/zettel/3a8e1.md new file mode 100644 index 0000000..7b8dcad --- /dev/null +++ b/content/zettel/3a8e1.md @@ -0,0 +1,14 @@ ++++ +title = "Using equations to prove copy propagation" +author = "Yann Herklotz" +tags = [] +categories = [] +backlinks = ["3a8e"] +forwardlinks = ["3a8e2"] +zettelid = "3a8e1" ++++ + +Copy propagation is when a direct assignment is propagated. This can be +proven using the equations Lemma directly, because at each point the +replacement can easily be justified by the argument that `rs#y = rs#x` +at the current point when `y` is being used instead of `x`. |