Ker in LaTeX

The LaTeX command for ker is \ker — kernel / null space.

\ker

Operators · no package needed

How to type Ker

Write \ker inside math mode — that is, between $…$ for inline math or in a \[ … \] / equation block for display math. It is part of core LaTeX math, so no extra package is required.

Example

$\ker_{i=1}^{n} x_i$

\ker_{i=1}^{n} x_i

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FAQ

How do you write ker (ker) in LaTeX?

Use \ker in math mode — it needs no extra package. For example, $\ker_{i=1}^{n} x_i$.

Which package provides \ker?

None — \ker is built into LaTeX's math mode, so no extra package is required.

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