Help:Equations

General rules

  • <math>...</math> - formula must be in MATH tag.
  • \frac{first line}{second line} - fraction

\(\frac{first line}{second line}\)

  • \cdot - multiplication sign (don't use x, unless you multiply arrays)

\(a \cdot b\)

  • \sqrt{} - square root

\(\sqrt{2}\)

  • &sigma; - greek letters

\(σ\)

  • \sum_{k=1}^N k^2 - sum, power

\(\displaystyle \sum_{k=1}^N k^2\)

Full rules are available on Mediawiki site: Formula.

.