Alternative Equation Formats

The equation on this page is available in multiple formats. Depending on your browser, some formats might not render correctly.

MathML

sign (x) = {\begin{cases} - 1 & i f x \leq 0 \\ 0 & i f x = 0 \\ 1 & i f x \geq 0 \end{cases}

Math Rendered as SVG

Math as LaTeX Source

\[ \textrm{sign}(x)= \begin{cases} -1 & \mr{if } x \le 0 \\ 0 & \mr{if } x = 0 \\ 1 & \mr{if } x \ge 0 \end{cases} \]

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