Title
Relatively Simple,Used
Delivery time: 8-12 business days (International)
BLACK & WHITE INTERIOR. 2nd Edition. 124 pages. A new way to understand relativity. Covers relativity from the simplest everyday situations, by easy stages, to more complex topics. There are lots of 'reallife' examples, illustrations and diagrams. All math is kept simple and fully explained. Some surprises await on relativity matters usually considered difficult to understand, but which are, in fact, Relatively Simple. Theoretical analysis includes: Basic Relativity; Starlight Aberration; Simultaneity; Ring Lasers; Galaxy Rotation and Pioneer 10 anomalous acceleration. For downloads (inc. free update of 1st Edition) and other works: search for Geoff Robinson at Lulu.com or direct via tinyurl.com/relativelysimple
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⚠️ WARNING (California Proposition 65):
This product may contain chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm.
For more information, please visit www.P65Warnings.ca.gov.
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Shipping & Returns
Shipping
We ship your order within 2–3 business days for USA deliveries and 5–8 business days for international shipments. Once your package has been dispatched from our warehouse, you'll receive an email confirmation with a tracking number, allowing you to track the status of your delivery.
Returns
To facilitate a smooth return process, a Return Authorization (RA) Number is required for all returns. Returns without a valid RA number will be declined and may incur additional fees. You can request an RA number within 15 days of the original delivery date. For more details, please refer to our Return & Refund Policy page.
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If you believe you have received a defective product, or are experiencing any problems with your product, please contact us.
This warranty strictly does not cover damages that arose from negligence, misuse, wear and tear, or not in accordance with product instructions (dropping the product, etc.).
Warranty
We provide a 2-year limited warranty, from the date of purchase for all our products.
If you believe you have received a defective product, or are experiencing any problems with your product, please contact us.
This warranty strictly does not cover damages that arose from negligence, misuse, wear and tear, or not in accordance with product instructions (dropping the product, etc.).
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Secure Payment
Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.
We accept payments with :
Visa, MasterCard, American Express, Paypal, Shopify Payments, Shop Pay and more.