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Conservative Contrarian's avatar

"By the 10th century, Islamic geometers had figured out how to .... ". I'm curious, how do we know it wasn't known prior to the 10th century? 99.9% +/- of all ancient structures that might have had this knowledge incorporated into them, have long since been leveled. I assume the 10th century conclusion is an assumption.

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Hunter Hughes's avatar

Rosslyn’s east window isn’t just a work of art, it’s a coded manuscript in stone, echoing sacred geometry and ancient wisdom across centuries

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Pamela MacLeod's avatar

Great architectural information and history…loved it !!! Thank you… PJM

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