Alternative Equation Formats

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MathML

ρ (s) = χ_{k_{1}} (s) = {\begin{cases} \frac{s^{2}}{2} & if | s | \leq 2 k_{1} \\ k_{1}^{2} [b_{0} + b_{1} (\frac{s}{k_{1}})^{2} + b_{2} (\frac{s}{k_{1}})^{4} \\ + b_{3} (\frac{s}{k_{1}})^{6} + b_{4} (\frac{s}{k_{1}})^{8}] & if 2 k_{1} < | s | \leq 3 k_{1} \\ 3.25 k_{1}^{2} & if | s | > 3 k_{1} \end{cases}

Math Rendered as SVG

Math as LaTeX Source

\[ \rho (s) = \chi _{k_1}(s) = \left\{ \begin{array}{lll} {s^2 \over 2} & {\mbox{if }} |s| \leq 2 k_1 \\ k_1^2 [ b_0 + b_1({s\over k_1})^2 + b_2({s\over k_1})^4 & \\ + b_3({s\over k_1})^6 + b_4({s\over k_1})^8] & {\mbox{if }} 2 k_1 < |s| \leq 3 k_1\\ 3.25 k_1^2 & {\mbox{if }} |s| >3 k_1 \end{array} \right. \]