# SPDX-FileCopyrightText: Copyright (c) 2025 Objectionary.com
# SPDX-License-Identifier: MIT
---
name: ALPHA
pattern: ⟦𝐵1, 𝜏1 ↦ ∅, 𝐵2⟧(𝜏2 ↦ 𝑒)
result: ⟦𝐵1, 𝜏1 ↦ ∅, 𝐵2⟧(𝜏1 ↦ 𝑒)
when:
  eq:
    - ordinal: 𝜏2
    - length: 𝐵1