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我不知道如何定义它,所以这是我要写的图像:
下标和上标怎么写?上标线叫什么?
\mu'_n = \operatorname{E}(X^n) = \int^{\infty}_{-\infty} x^n dF(x)
我没有在 LaTeX 中测试过它,但它至少在 MathJax 中有效。
您可以使用
a_{subscript} a^{superscript} a_{subscript}^{andsuperscript}