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Editing: Trigonometric.php
<?php namespace Tensor; interface Trigonometric { /** * Return the sine of the tensor. * * @return mixed */ public function sin(); /** * Compute the arc sine of the tensor. * * @return mixed */ public function asin(); /** * Return the cosine of the tensor. * * @return mixed */ public function cos(); /** * Compute the arc cosine of the tensor. * * @return mixed */ public function acos(); /** * Return the tangent of the tensor. * * @return mixed */ public function tan(); /** * Compute the arc tangent of the tensor. * * @return mixed */ public function atan(); /** * Convert angles from radians to degrees. * * @return mixed */ public function rad2deg(); /** * Convert angles from degrees to radians. * * @return mixed */ public function deg2rad(); }
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