Semi-Legend: “I liked LeoJEOSP’s rendition of the Princeton University football cheer: ‘Accost them, accost them, make them relinquish the ball.’ [BB. 11/7/2013] “It put me in mind of ...

Optical or magnetic sensors for position and angle sensing in motion control systems generally provide sine and cosine signals for conversion. The 90° phase shift between sine and cosine allows ...

Remember that integration is the inverse procedure to differentiation. So, if you can do trigonometric differentiation, you can do trig integration.