pd41. The sqrt object in Pure Data

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The sqrt~ object is used to shape an audio signal from an osc~ 440.

The sqrt~ results in the square root whenever number is positive, and 0, when it is negative (thus avoiding complex numbers).

Two square root objects are used, one when the signal is positive and one when the signal is negative. This results in a wave rich in harmonics.

This shows the affect of the the square root objects:

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