Alternative Equation Formats

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MathML

\begin{aligned} \frac{d f_{4}}{d α} & = \frac{d Ψ_{m - 1} (x^{α})}{d α} \\ = \sum_{j = 0}^{m - 1} [\frac{d a_{j} (α)}{d α} x^{j α} + a_{j} (α) x^{j α} \log (x) j + a_{j} (α) (j α) x^{j α - 1} \frac{d x}{d α}] \end{aligned}

Math Rendered as SVG

Math as LaTeX Source

\begin{align*} \frac{df_{4}}{d\alpha }& =\frac{d\Psi _{m-1}\left( x^{\alpha }\right) }{d\alpha }\\ & =\sum _{j=0}^{m-1}\left[ \frac{da_{j}\left( \alpha \right) }{d\alpha }x^{j\alpha }+a_{j}\left( \alpha \right) x^{j\alpha }\log \left( x\right) j+a_{j}\left( \alpha \right) \left( j\alpha \right) x^{j\alpha -1}\frac{dx}{d\alpha }\right] \end{align*}