# Bifunctor Bridge

> Bifunctors: two-argument functors for product categories.

- Skill: `plurigrid/bifunctor-bridge` (Agent Skill, multi-file: 3 files)
- Install (CLI): `npx skillmds@latest add plurigrid/bifunctor-bridge`
- Raw SKILL.md: https://api.skillmd.com/api/skills/plurigrid/bifunctor-bridge/raw
- Safety review: pending
- Works with: Claude Code, Claude.ai, OpenAI Codex
- Category: Coding & Dev Tools
- Author: plurigrid (https://skillmd.com/u/plurigrid)
- Updated: 2026-09-17
- Page: https://skillmd.com/skills/plurigrid/bifunctor-bridge

---

# B: Bifunctor Bridge

> *Bifunctors: two-argument functors for product categories.*

## Directory Tree

```
bifunctor-bridge/
├── SKILL.md
├── src/
├── test/profunctor.hy
```

## GF(3) Assignment

Letter B → trit = 0

## Integration

```scheme
(define (bifunctor_bridge x)
  ;; Bifunctors: two-argument functors for product categories.
  x)
```


---

## Autopoietic Marginalia

> **The interaction IS the skill improving itself.**

Every use of this skill is an opportunity for worlding:
- **MEMORY** (-1): Record what was learned
- **REMEMBERING** (0): Connect patterns to other skills  
- **WORLDING** (+1): Evolve the skill based on use



*Add Interaction Exemplars here as the skill is used.*


## CT lattice atlas

Part of: `para-mensch-commons` (CT lattice family).