## What is Substack in LaTeX?

The \substack command can be used to produce a multiline subscript or superscript. The idea that comes to mind is to fake the width of the subscript. The command \mathclap puts its argument in a zero width box and centers it, […] Aha, LaTeX will ignore the width of the summation indices when typesetting math.

## How do you write under summation in LaTeX?

You can use \substack : If this is desired in inline math you can use \limits to obtain the limits underneath the summation symbol: However this is not recommended as it may not look good depending on how much adjacent text there is as it will affect interline spacing.

**How do you stack symbols in LaTeX?**

Stack math symbols in Latex

- Using 00leftarrow or 00rightarrow. Both of them have the same syntax.
- Using \overset. a=b\overset{F}{\longleftarrow}c=d.
- Using nderset. a=bnderset{F}{\longleftarrow}c=d.
- Using \stackrel. a=b \stackrel{F}{\longleftrightarrow}c=d.
- Using \mathop.

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## What’s the smart way to use Substack latex?

The smart way: Calm down and take a deep breath, read posts and provided links attentively, try to understand and ask if necessary. Thank you so much. Now the formula looks good.

**How to align subscripts in TeX LaTeX Stack Exchange?**

Using \\substack to add multiple lines as subscripts of a sum does not make them aligned on the equal / not equal symbol.

### What do you need to know about LaTeX math?

Information and discussion about LaTeX’s math and science related features (e.g. formulas, graphs). I would like the range of x_1 and x_2 to be aligned at the bottom of \\sum with smaller size, now the size is over big.

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