Pages
Categories
- AC
- algorithm
- announcement
- applicative
- art
- axiom of choice
- balanced
- Beeminder
- BFS
- bijection
- binary
- BlogLiterately
- category
- challenge
- combinatorial species
- combinatorics
- competitive
- constructive
- darcs
- data
- design
- diagrams
- dissertation
- drawing
- EDSL
- enumeration
- functional
- functional programming
- functor
- game
- geometry
- GHC
- graph
- graphics
- hackathon
- Hac φ
- haskell
- ICFP
- isomorphism
- Kattis
- library
- log
- monad
- monads
- monoid
- music
- natural
- number
- paper
- parsing
- partitions
- pedagogy
- productivity
- programming
- QuickCheck
- random
- release
- resource
- robot
- sampling
- search
- sets
- species
- subtraction
- Swarm
- talk
- teaching
- theory
- tree
- tutorial
- type-level
- Typeclassopedia
- types
- virtual
- workshop
Archives
- March 2023 (1)
- February 2023 (2)
- January 2023 (3)
- December 2022 (2)
- October 2022 (1)
- September 2022 (1)
- August 2022 (1)
- June 2022 (1)
- November 2021 (2)
- October 2021 (4)
- September 2021 (5)
- August 2021 (1)
- June 2021 (3)
- February 2021 (1)
- July 2020 (2)
- June 2020 (3)
- May 2020 (4)
- April 2020 (2)
- March 2020 (2)
- February 2020 (4)
- December 2019 (1)
- November 2019 (1)
- October 2019 (1)
- July 2019 (1)
- May 2019 (2)
- April 2019 (2)
- March 2019 (1)
- February 2019 (3)
- November 2018 (1)
- October 2018 (3)
- June 2018 (1)
- May 2018 (4)
- April 2018 (1)
- March 2018 (2)
- February 2018 (3)
- January 2018 (1)
- November 2017 (1)
- September 2017 (1)
- June 2017 (1)
- May 2017 (1)
- April 2017 (1)
- March 2017 (1)
- February 2017 (4)
- January 2017 (3)
- November 2016 (2)
- October 2016 (2)
- September 2016 (3)
- August 2016 (4)
- July 2016 (1)
- June 2016 (1)
- May 2016 (3)
- April 2016 (2)
- March 2016 (3)
- February 2016 (1)
- November 2015 (2)
- October 2015 (1)
- August 2015 (2)
- July 2015 (1)
- June 2015 (3)
- May 2015 (2)
- April 2015 (1)
- March 2015 (1)
- August 2014 (3)
- June 2014 (2)
- May 2014 (2)
- January 2014 (2)
- October 2013 (1)
- August 2013 (1)
- July 2013 (1)
- May 2013 (1)
- April 2013 (3)
- March 2013 (2)
- January 2013 (2)
- December 2012 (2)
- November 2012 (4)
- October 2012 (3)
- August 2012 (4)
- July 2012 (5)
- June 2012 (1)
- March 2012 (1)
- January 2012 (1)
- November 2011 (4)
- October 2011 (3)
- September 2011 (2)
- August 2011 (2)
- July 2011 (2)
- June 2011 (1)
- May 2011 (6)
- April 2011 (2)
- March 2011 (1)
- February 2011 (3)
- January 2011 (1)
- December 2010 (2)
- November 2010 (3)
- October 2010 (1)
- September 2010 (1)
- August 2010 (3)
- July 2010 (2)
- June 2010 (3)
- May 2010 (3)
- April 2010 (3)
- March 2010 (2)
- February 2010 (1)
- January 2010 (1)
- December 2009 (2)
- October 2009 (3)
- September 2009 (2)
- August 2009 (4)
- July 2009 (7)
- June 2009 (1)
- May 2009 (2)
- April 2009 (1)
- March 2009 (2)
- February 2009 (3)
- January 2009 (3)
- December 2008 (2)
- September 2008 (2)
- August 2008 (1)
- July 2008 (3)
- June 2008 (1)
- April 2008 (4)
- March 2008 (4)
- February 2008 (4)
- January 2008 (2)
- December 2007 (4)
- October 2007 (2)
- September 2007 (2)
- August 2007 (3)
- June 2007 (2)
Top Posts
Blogroll
Fun
Personal
Meta
Tag Archives: bimap
Parametricity for Bifunctor
I’ve begun work to add Bifunctor, Bifoldable, and Bitraversable to the Typeclassopedia. While thinking and writing about Bifunctor I ended up proving some “folklore” results for my own satisfaction, and decided someone might possibly find it useful if I formally … Continue reading
Posted in haskell, math
Tagged Bifunctor, bimap, free, haskell, parametricity, Typeclassopedia
3 Comments
blog :: Brent -> [String] 