Bo Peng wrote:
If I insert x', subscript t and superscript 2, latex will complain ! Double superscript. l.17 $x'_{t}^ {2}$I do not know exactly what latex is saying since $x'^{2}$ will work fine. If then I try to put ' in the {2}, but ' will be taller than 2 and make the formula ugly. Is there a good way to do this?
${x^\prime_{t}}^{2}$
Herbert
