W64dm.pr2: def of bend-collections-laws-math@1.0.0.0 Import: import bend-collections-laws-math@1.0.0.0/proofs/math/typed/w64dm.bend as W64dm Lines 187-189 of bend-collections-laws-math@1.0.0.0/proofs/math/typed/w64dm.bend: https://jend.leeeet.dev/read.txt?path=bend-collections-laws-math@1.0.0.0/proofs/math/typed/w64dm.bend&start_line=187&end_line=189 import Base def pr2(-P: Type, -Q: Type, p: P & Q) -> Q: (a, c) = p c Uses (2): https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Pair https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Sigma