《科学计量学导论》学者推荐语 Science, the study of its principles as studied through the science of science, and the metrics used to measure scientific activity are integral to our knowledge-driven society. Moreover, knowledge is not just generated: it must be shared and passed on to successi ...
AN indicates a C2 operation, with the connecting line of the center of Megaminx to AN as the axis, rotating 180° counterclockwise. This is the definition in the textbook. In this video, AN can rotate the triangle on the face W to the face S, while the other cubies are unchanged. At the sa ...