A rigorous but non-technical explanation of various concepts in physics and maths. Accessible to the general reader.
Pick up between 9am and 5pm any day except Sunday. Location is 3 minutes' walk from West Croydon Station. Priority given to people who are nearby, and who tell me in their first message exactly when (date and time) they want to come.
“The World Within the World” by John D Barrow (West Croydon CR0)
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