BSD-3-Clause licensed by Kei Hibino
Maintained by ex8k.hibino@gmail.com
This version can be pinned in stack with:product-isomorphic-0.0.3.1@sha256:e00c128322bf6be56e70eeda6bffa54109343d308e8ca5115d83a7e1e01e16b2,2061

Weaken applicative functor which allows only product construction. Product constructions and deconstructions are always isomorphic.