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一个笑话:物理学家和工程师乘着热气球,在大峡谷中迷失了方向。他们高声呼救:“喂——!我们在哪儿?”过了大约15分钟,他们听到回应在山谷中回荡:“喂——!你们在热气球里!”物理学家道:“那家伙一定是个数学家。
A joke: physicists and engineers lost their directions in the Grand Canyon riding a hot air balloon. They shouted for help: ”Hello!! Where are we?“ After about 15 minutes, they heard a response echoing in the valley: ”Hey! You are in a hot air balloon!“ Physicist said :”The guy must be a mathematician.