hemanth / hemanth/functional-programming-jargon
Functors are maps for categories
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Description
The central idea behind a functor is that it is a map between categories; for every arrow in the source category, the functor designates an arrow in the target category, such that identity and composition (the algebraic laws for categories) are preserved. This central idea isn't covered.
Contributor guide
First steps
- Read the whole issue, then the project's contributing guide.
- Comment on the issue to say you are picking it up — it saves two people doing the same work.
- Fork the repository and make your change on a branch.
- Open a pull request that references the issue number.
Research direction
Review the existing functor entry and surrounding glossary content first. Done means adding an explanation that functors map objects and arrows between categories while preserving identities and composition.
Written by the indexing model from the issue text.
Assessment
- Domain
- documentation
- Issue type
- Documentation
- Difficulty
- 3/5
- Estimated time
- 1-2 days
- Activity status
- Stale
- Clarity
- Mostly clear
- Newbie friendliness
- 45/100