# Companion errata — release 2026.11.03

No entries recorded for this companion release.

This is an initially empty register, not a claim that the materials contain no errors. The accompanying CSV contains one release-status row and zero erratum entries. Future entries should identify their affected release and location, the correction, and the date recorded.

## Reporting a possible error

Email Antonio Chella at antonio.chella@unipa.it to report a possible error. Include the release identifier, chapter or file, exercise identifier or code cell, expected and observed behaviour, and the smallest reproducible example. Do not include credentials or identifiable participant data.