Terms of Use
Effective 29 September 2026
By using unlockqubits.com you agree to these terms. If you do not agree, please do not use the site.
1. The book
The Beginner's Guide to Quantum Computing: Unlocking the Power of Qubits is an edition of Quantum Computing for the Quantum Curious by Ciaran Hughes, Joshua Isaacson, Anastasia Perry, Ranbel F. Sun and Jessica Turner (Springer, 2021). Edited by Sunil Tyagi (Oravont Systems LLP, Noida, India). This edition is published online by Oravont Systems LLP; first edition, November 2024. It is an independent edition, not endorsed by the original authors or by Springer. It is free to read on this site, together with the answers to its odd-numbered exercises. No account or payment is needed.
2. Copyright and licence
The book and its answers are © The Author(s) 2021 and licensed under the Creative Commons Attribution 4.0 International licence (CC BY 4.0). This edition is released under the same licence. You may share and adapt it, including commercially, provided you credit the original authors, link to the licence and indicate any changes.
Changes in this edition: retitled; new cover, title page and copyright page; the acknowledgments replaced by an "About this edition" page; chapter-opening footers restated. The chapters, figures, exercises and answers are unchanged.
The rest of this website (its design, text and logo) is © Sunil Tyagi, all rights reserved. Questions: contact@unlockqubits.com.
3. Ratings and reviews
If you post a rating or review, it must be your own honest opinion of the book. Reviews are read before they are published, and we may decline or remove any that are spam, abusive, off-topic, or that contain personal information. By submitting a review you allow us to display it on this site.
4. No warranty
The book is an educational introduction and is provided as is, without warranty, as under its licence. We try to keep this site accurate but make no guarantee that it is complete or error-free. We are not liable for any loss arising from its use, or from interruptions or errors in the website.
5. Changes
These terms may be updated. The current version, with its effective date, is always on this page.