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我想在文本上方放置文本(不是上标 - x^2),但在\overbrace其上方放置 a 和文本。(文字下方相同)
x^2
\overbrace
谢谢
$\overbrace{\hbox{Text}}^{\hbox{text above}}$ $\underbrace{\hbox{Text}}_{\hbox{text below}}$ $\stackrel{\hbox{Text above}}{\hbox{Text below}}$