# Changelog

## Score

- CAI 63 → 63 (+0.2)
- Rubric changed (rubric-2026.09.15 → rubric-2026.10.1) — scores are not directly comparable.

## Lenses

- Code Health 74 → 74 (-0.4)
- Architecture 100 → 100 (+0.0)
- Maturity 55 → 55 (+0.0)
- Readiness 60 → 60 (+0.0)
- Security 75 → 70 (-4.9)
- Performance 100 (new)

## Resolved (5)

- Documentation: no installation or build instructions (README.md)
- Documentation: no usage examples (README.md)
- Duplicated block (5–6 lines × 4) (src/FsMath/Algebra/Householder.fs)
- Duplicated block (9 lines × 2) (src/FsMath/Algebra/Householder.fs)
- Off-boarding risk: anonymized user #1

## New (4)

- Duplicated block (5 lines × 4) (src/FsMath/Algebra/Householder.fs)
- Duplicated block (5–6 lines × 3) (src/FsMath/Algebra/LinearAlgebra.fs)
- Duplicated block (9 lines × 2) (src/FsMath/Algebra/Householder.fs)
- Off-boarding risk: anonymized user #1