In the description of the abs() function there is no mention that this can create unpredicted results on float. I have proven this by writing a small sketch where it works fine, but when using abs() in my bigger project it fails when processing the exact same number (-0.0027). Please update the de…

abs() reference shold be updated

robtillaart October 16, 2012, 6:41pm 3

Please note that - avr-libc: Modules -
gives you a much broader set of functions than the standard arduino wiki pages that can be used on Arduino.

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