Contact CipherMatrix
We welcome corrections, questions and suggestions for new calculators.
[TODO: set contactEmail in site.config.json and rebuild]
When you report a problem
- Tell us which calculator you used and paste the exact input.
- Say what result you expected and why (a textbook page or your own working is ideal).
- Mention your browser and device if the problem is about layout or behaviour.
We read every message, but we cannot solve individual homework problems or provide private tutoring.