How to add equation in word?

[@kfftfuftur]

If you type more than one character in 2 seconds it would be faster to do it in LaTeX.
f(d)=\frac{1}{\sqrt{2\pi}d\sigma}\exp[-\frac{\ln d-\ln\langle d
angle}{2\sigma^2}]

[@PhDzzz66]

Thanks for sharing. I have never used LaTex!

[@PhDzzz66]

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