SecretFormula

Terms of Use

Last updated: 10 August 2026

Overview

SecretFormula is a personal educational website created by Marco Gil-Lubeiro. By using this website, you agree to these Terms of Use.

Educational use

SecretFormula is provided for educational and revision purposes only. The content is intended to help users browse and understand formulae for maths, physics and engineering.

SecretFormula is intended for study and revision, so important formulae should still be checked against your course materials.

Accuracy of content

I try to keep the formulae and explanations accurate, but mistakes may exist. You should check crucial formulae against your course materials, textbooks, exam board specifications or lecturer guidance before relying on them as they may differ.

SecretFormula does not guarantee that all content is complete, correct, up to date or suitable for every course or exam board.

User responsibility

You are responsible for how you use the information on this website. You should not rely on SecretFormula as your only source for revision.

External links

SecretFormula may link to external websites, such as Ko-fi, GitHub or other resources. These websites are separate from SecretFormula and have their own terms and policies.

SecretFormula is not responsible for the content, availability or practices of external websites.

Changes to the site

SecretFormula may be updated, changed or removed at any time. Formulae, subjects, features and pages may be added, edited or removed without notice.

Intellectual property

The SecretFormula website design, structure and original written content belong to Marco Gil-Lubeiro.

You may use the site for personal study and revision. You should not copy, resell or republish large parts of the website as your own work.

No account or payment system

SecretFormula does not currently provide user accounts, paid subscriptions or direct payment processing.

Any support links, such as Ko-fi, are handled by external websites.

Contact

For questions about these terms, contact Marco Gil-Lubeiro at marcogillubeiro@hotmail.com.