Cube root this required the construction, now known to be impossible, of the length . A method for extracting cube roots appears in "The Nine Chapters on the Mathematical Art", a Chinese mathematical text compiled around the 2nd century BCE and commented on by Liu Hui in the 3rd century CE. The Greek mathematician Hero of Alexandria devised a method for calculating cube roots in the 1st century CE. His formula is again mentioned by Eutokios in a commentary on Archimedes. In 499 CE Aryabhata, a mathematician-astronomer from the classical age of Indian mathematics and Indian astronomy, gave a method for finding
Cube Cove, Alaska Cube Cove, Alaska Cube Cove was an unincorporated community and census-designated place on the northwestern side of Admiralty Island in the Hoonah-Angoon Census Area of the U.S. state of Alaska. The population was 72 at the 2000 United States Census, but it was not included in the 2010 census. What was Cube Cove was located at . According to the United States Census Bureau, the CDP had a total area of , of which is land and , or 2.48%, is water. Cube Cove first appeared on the 1990 U.S. Census as a census-designated place (CDP) and again in 2000.