rom junkyard scrap to a razor-sharp masterpiece! Watch as expert blacksmiths transform differential gears into a one-of-a-kind knife, blending engineering with artistry. The sparks fly ...

In part 3 of this series, we used the inverse fast Fourier transform (IFFT) to create 100-Hz time-domain ... We could use search and replace to delete the X, but our “equation” is now spread across ...