Template:Half-wave rectifier voltage

'''THESE ARE EXPRESSIONS FOR HALF-WAVE RECTIFICATION, NOT FULL-WAVE. PLEASE DO NOT CHANGE TO TO SQUARE-ROOT 2'''. You will be completely wrong and will be reverted. : $$\begin{align} V_\mathrm {rms} &= \frac{V_\mathrm {peak}}{2}\\[8pt] V_\mathrm {dc} &= \frac{V_\mathrm {peak}}{\pi} \end{align}$$