data/pom/90.xml
<?xml version="1.0" ?>
<math type="pom-exported">
<expression prime-tag="sequence">
<term prime-tag="operator">\int</term>
<expression prime-tag="underscore" secondary-tags="subscript_operation">
<expression prime-tag="sequence" secondary-tags="subscript">
<term prime-tag="letter" secondary-tags="Latin">R</term>
<expression prime-tag="caret" secondary-tags="superscript_operation">
<term prime-tag="letter" secondary-tags="Latin">n</term>
</expression>
</expression>
</expression>
<term prime-tag="letter" secondary-tags="Latin">f</term>
<term prime-tag="controlled space">\,</term>
<term prime-tag="alphanumeric">dx</term>
<term prime-tag="equals">=</term>
<term prime-tag="operator">\int</term>
<expression prime-tag="subsuperscript">
<expression prime-tag="underscore" secondary-tags="subscript_operation">
<term prime-tag="digit" secondary-tags="numeric">0</term>
</expression>
<expression prime-tag="caret" secondary-tags="superscript_operation">
<term prime-tag="ordinary">\infty</term>
</expression>
</expression>
<expression prime-tag="balanced-expression">
<term prime-tag="left-delimiter">\left\{</term>
<expression prime-tag="sequence">
<term prime-tag="operator">\int</term>
<expression prime-tag="underscore" secondary-tags="subscript_operation">
<expression prime-tag="sequence" secondary-tags="subscript">
<term prime-tag="operator">\partial</term>
<term prime-tag="letter" secondary-tags="Latin">B</term>
<term prime-tag="left parenthesis" secondary-tags="opening delimiter">(</term>
<term prime-tag="letter" secondary-tags="Latin">x</term>
<expression prime-tag="underscore" secondary-tags="subscript_operation">
<term prime-tag="digit" secondary-tags="numeric">0</term>
</expression>
<term prime-tag="semicolon" secondary-tags="punctuation">;</term>
<term prime-tag="letter" secondary-tags="Latin">r</term>
<term prime-tag="right parenthesis" secondary-tags="closing delimiter">)</term>
</expression>
</expression>
<term prime-tag="letter" secondary-tags="Latin">f</term>
<term prime-tag="controlled space">\,</term>
<term prime-tag="alphanumeric">dS</term>
</expression>
<term prime-tag="right-delimiter">\right\}</term>
</expression>
<term prime-tag="controlled space">\,</term>
<term prime-tag="alphanumeric">dr</term>
</expression>
</math>