$$VERIFED5/2 \times (7/2 \times 11/2)=(5/2 \times 7/5) \times 11/3$$
$D_{5}=\frac{4}{3FIRVE^{2}}$
$F\neq 0\text{ and }R\neq 0\text{ and }E\neq 0\text{ and }V\neq 0\text{ and }I\neq 0$
$E=-\frac{2\sqrt{3}D_{5}^{-\frac{1}{2}}F^{-\frac{1}{2}}I^{-\frac{1}{2}}R^{-\frac{1}{2}}V^{-\frac{1}{2}}}{3}$
$E=\frac{2\sqrt{3}D_{5}^{-\frac{1}{2}}F^{-\frac{1}{2}}I^{-\frac{1}{2}}R^{-\frac{1}{2}}V^{-\frac{1}{2}}}{3}\text{, }D_{5}\neq 0\text{ and }F\neq 0\text{ and }R\neq 0\text{ and }V\neq 0\text{ and }I\neq 0$