Does anyone know the formula for a square sine wave?

Thanks

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- September 28th 2009, 01:30 PMrainersquare sine wave
Does anyone know the formula for a square sine wave?

Thanks - September 28th 2009, 01:50 PMadkinsjr
- September 29th 2009, 05:43 AMrainer
No, I mean square like in the attached picture.

- September 30th 2009, 04:04 AMmr fantastic
There are many ways to define a square wave. Read

Fourier Series--Square Wave -- from Wolfram MathWorld