public function set($radians)
	{
		$this->radians = $radians;
		$this->sin = sin($radians);
		$this->cos = cos($radians);
		$this->tan = tan($radians);
		return $this;
	}
public function set($radians)
	{
		$this->radians = $radians;
		$this->sin = sin($radians);
		$this->cos = cos($radians);
		$this->tan = tan($radians);
		return $this;
	}
public function set ( $ radians ) { $ this -> radians = $ radians ; $ this -> sin = sin ( $ radians ) ; $ this -> cos = cos ( $ radians ) ; $ this -> tan = tan ( $ radians ) ; return $ this ; }
Resets the angle in radians.

@param  float  $radians
Resets the angle in radians .