In the fundamental mode , time taken by the wave to reach the closed end of the air filled pipe is 0.01 s . The fundamental frequency is. ... <看更多>

1st: Dealing with your actual problem of setting the syntax for ?_ in modes derived from fundamental-mode . There are no commands setting ... ... <看更多>

Sometimes, for debugging, I would like to be able to load a file directly into fundamental mode, without triggering anything else. ... <看更多>