# Reference

0. []()
0. [Profunctor Optics: The Categorical View](https://golem.ph.utexas.edu/category/2020/01/profunctor_optics_the_categori.html)
0. [Existential optics](https://www.tweag.io/blog/2022-05-05-existential-optics/)
0. [Optics vs Lenses, Operationally](https://www.brunogavranovic.com/posts/2022-02-10-optics-vs-lenses-operationally.html)
0. [Optics By Example](https://leanpub.com/optics-by-example)
0. [Profunctor optics, a categorical update](https://arxiv.org/abs/2001.07488)
0. [On Lawful Lenses](https://blog.statebox.org/on-lawful-lenses-6e18a1e17bdf)
0. https://medium.com/urbint-engineering/haskell-lens-operator-onboarding-a235481e8fac
0. https://fstarlang.github.io/general/2018/01/12/lens-indexed-lenses.html
0. [Jeremy Gibbons - Profunctor Optics Modular Data Accessors](https://www.youtube.com/watch?v=sfWzUMViP0M)
	0. [Profunctor Optics: Modular Data Accessors](http://www.cs.ox.ac.uk/people/jeremy.gibbons/publications/poptics.pdf)
0. http://hackage.haskell.org/package/profunctors-3.3.0.1/docs/Data-Profunctor.html
0. https://github.com/purescript-contrib/purescript-profunctor-lenses
0. https://hackage.haskell.org/package/lens-4.16/docs/Control-Lens-Indexed.html
0. http://oleg.fi/gists/posts/2017-04-18-glassery.html
0. http://oleg.fi/gists/posts/2017-12-23-functor-optics.html
0. [Edward Kmett - Monad Transformer Lenses](https://www.youtube.com/watch?v=Bxcz23GOJqc)
0. [Brian McKenna - Productionisation of Functional Optics](https://www.youtube.com/watch?v=H01dw-BMmlE)
0. [YOW! Lambda Jam 2017 Ken Scambler - Lenses for the Masses – Introducing Goggles](https://www.youtube.com/watch?v=oIhdOqaKSEg)
0. https://bartoszmilewski.com/2017/07/07/profunctor-optics-the-categorical-view/
0. [Profunctor Optics: The Categorical Approach - Bartosz Milewski](https://www.youtube.com/watch?v=l1FCXUi6Vlw)
0. https://calmm-js.github.io/partial.lenses/
0. http://evincarofautumn.blogspot.com/2016/01/thoughts-on-using-fractional-types-to.html
0. https://www.slideshare.net/davidoverton/comonad
0. http://codingismycraft.com/index.php/2017/10/04/adding-descriptors-to-your-python-arsenal/
0. [Lenses embody Products, Prisms embody Sums](https://blog.jle.im/entry/lenses-products-prisms-sums.html)
0. http://www.philipzucker.com/lens-as-a-divisibility-relation-goofin-off-with-the-algebra-of-types/