TeX4ht shows error "v'^\dagger_i " while using align environment but not in inline equation.

The pdflatex not shown error both inline and align environment

The Tex4ht error as follow: ! Double superscript. \s:p

l.6 \end{align}

1 Answer 1


TeX4ht needs proper grouping for subscripts and superscripts, especially in the MathML mode. So when you use multiple tokens, like v' as a part of your expression, you need to add braces:

${v'}^{\dagger}_{i} $

{v'}^\dagger_i  = v

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