趣味數學史上最悲慘的數學家是誰?爲什麽不能三等分任意角? 0 史上最悲慘的數學家是誰?爲什麽不能三等分任意角?【尺規作圖2/2】 李永乐老师 Share this:Click to share on Twitter (Opens in new window)Click to share on Facebook (Opens in new window)Like this:Like Loading... Related