Alternative Equation Formats

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MathML

\begin{array}{rcl} w (θ) & = & \frac{1}{4} D_{M} (θ - π / M) + \frac{1}{2} D_{M} (θ) + \frac{1}{4} D_{M} (θ + π / M) \\ D_{M} (θ) & = & \frac{1}{2 π} \frac{\sin [(M + 1 / 2) θ]}{\sin (θ / 2)} \end{array}

Math Rendered as SVG

Math as LaTeX Source

\begin{eqnarray*} \mr{w}(\theta ) & =& \frac{1}{4}D_ M(\theta - \pi /M) + \frac{1}{2}D_ M(\theta ) + \frac{1}{4}D_ M(\theta + \pi /M) \\ D_ M(\theta ) & =& \frac{1}{2\pi }\frac{\sin [(M+1/2)\theta ]}{\sin (\theta /2)} \end{eqnarray*}