Archive for the '–' Category

The History of Geodes: Global Positioning Tutorial

August 31, 2025

https://oceanservice.noaa.gov/education/tutorial_geodesy/geo02_hist.html#:~:text=Around%20250%20B.C.%2C%20another%20Greek,the%20rays%20of%20the%20sun.

Around 250 B.C., another Greek philosopher, Eratosthenes, measured the circumference of the Earth using the following equation:

Haversine formula – Wikipedia

August 31, 2025

https://en.wikipedia.org/wiki/Haversine_formula

Declassified document shows Trump tweeted an image from a spy satellite : NPR

August 31, 2025

https://www.npr.org/2022/11/18/1137474748/trump-tweeted-an-image-from-a-spy-satellite-declassified-document-shows

How AI could create the first one-person unicorn

August 30, 2025

https://www.economist.com/business/2025/08/11/how-ai-could-create-the-first-one-person-unicorn

“solopreneur” 1 person biz

how to change two reflections into a rotation – Google Search

August 30, 2025

https://www.google.com/search?q=how+to+change+two+reflections+into+a+rotation&oq=how+to+change+two+reflections+into+a+rotation&gs_lcrp=EgZjaHJvbWUyBggAEEUYOTIHCAEQIRigATIHCAIQIRigATIHCAMQIRigATIHCAQQIRigATIHCAUQIRigATIHCAYQIRifBTIHCAcQIRifBTIHCAgQIRifBTIHCAkQIRifBdIBCTE0OTY0ajBqOagCBrACAfEFnzQ1CKVVSvs&sourceid=chrome&ie=UTF-8

how to make a translation from two reflections – Google Search

August 30, 2025

https://www.google.com/search?q=how+to+make+a+translation+from+two+reflections&oq=how+to+make+a+translation+from+two+reflections+&gs_lcrp=EgZjaHJvbWUyBggAEEUYOTIHCAEQIRigATIHCAIQIRigATIHCAMQIRirAjIHCAQQIRirAjIHCAUQIRifBTIHCAYQIRifBTIHCAcQIRifBTIHCAgQIRifBTIHCAkQIRifBdIBCDgxMDdqMGo0qAICsAIB8QXVs3TbxtIDPQ&sourceid=chrome&ie=UTF-8

2305.17743 A chiral aperiodic monotile

August 30, 2025

https://arxiv.org/abs/2305.17743

Smith, D., Myers, J. S., Kaplan, C. S., & Goodman-Strauss, C. (2024). A chiral aperiodic monotile. Combinatorial Theory, 4(2).
https://doi.org/10.5070/c64264241

how to find the center of dilation on a coordinate plane – Google Search

August 30, 2025

https://www.google.com/search?q=how+to+find+the+center+of+dilation+on+a+coordinate+plane&sca_esv=c4c2351e9b530f7b&sxsrf=AE3TifNzSuBlvnC4ryc5ISz5tnILfQT8uw%3A1756043454101&ei=vhiraKP3BbesptQPiejk4QY&oq=how+to+find+the+center+of+dilation+on+the+co&gs_lp=Egxnd3Mtd2l6LXNlcnAiLGhvdyB0byBmaW5kIHRoZSBjZW50ZXIgb2YgZGlsYXRpb24gb24gdGhlIGNvKgIIADIGEAAYFhgeMgYQABgWGB4yCBAAGKIEGIkFMggQABiiBBiJBTIFEAAY7wUyCBAAGKIEGIkFSKs5UIQEWNQwcAF4AZABAJgBsQKgAconqgEIOS4xMC45LjG4AQPIAQD4AQGYAh6gAqYowgIKEAAYsAMY1gQYR8ICCxAAGIAEGJECGIoFwgIIEAAYgAQYsQPCAgUQABiABMICDhAAGIAEGLEDGIMBGIoFwgIIEAAYgAQYogSYAwCIBgGQBgiSBwkxMC4xMC44LjKgB6zAAbIHCDkuMTAuOC4yuAeiKMIHBzEuMTguMTHIB00&sclient=gws-wiz-serp

With a New, Improved ‘Einstein,’ Puzzlers Settle a Math Problem – The New York Times

August 30, 2025

https://www.nytimes.com/2023/06/01/science/puzzles-mathematics-tiling.html

Elusive ‘Einstein’ Solves a Longstanding Math Problem – The New York Times

August 30, 2025

https://www.nytimes.com/2023/03/28/science/mathematics-tiling-einstein.html