proof app:A-long-proofs@proof-30
open in the book ·
appendices/A-long-proofs.tex:3008
- target declared with \derivationof
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| type | direction | node | provenance | where |
|---|---|---|---|---|
proves |
→ | $(\R, +)$ is an ordered abelian group | declared | appendices/A-long-proofs.tex:3008 |