apfelmus wrote:
I don't know a formalism for easy reasoning about time in a lazy
language. Anyone any pointers? Note that the problem is already present
for difference lists in strict languages.
http://homepages.inf.ed.ac.uk/wadler/topics/strictness-analysis.html
especially "strictness analysis aids time analysis".
Much CPO math is involved, but I view it as: a function gives you
output; if you know how much of the output you use, you can deduce how
much work the function goes through.
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