Re: [avr-gcc-list] I2C compass senso

[Chris Down]

On Wed, May 07, 2003, Christian Vogel wrote:-

> No, atan() is the inverse of tan(). tan^{-1} is 1/tan() or cos()/sin().

This is incorrect, in trigonometric terminology tan^{-1} IS equivalent of 
arctan (it means inverse tan NOT reciprocal tan) . Examples of this can be seen 
on most modern calculators.

Regards

Chris Down
Technical Director
Telecom Protection Technologies Limited
E-mail address@hidden