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Continue to ChatAppInventor is going iOS https://www.klocker-mark.eu/appinventor-as-a-tool-for-applied-mathematics-gps-and-coordinate-transformations-2-2/
AppInventor is going iOS https://www.klocker-mark.eu/appinventor-as-a-tool-for-applied-mathematics-gps-and-coordinate-transformations-2-2/