Discover how Fourier Analysis breaks down complex time series data into simpler components to identify trends and patterns, despite its limitations in stock forecasting.

Over at Quanta Magazine [Shalma Wegsman] asks What Is the Fourier Transform? [Shalma] begins by telling you a little about Joseph Fourier, the French mathematician with an interest in heat propagation ...

Another name for FTIR is Fourier Transform Infrared Spectroscopy. It is a powerful scientific tool that is used in many fields. Visual interference, in which light waves split up and then come back ...