very easy question


    Jun 13 2016 | 9:23 am
    Hey,
    how do I write the following equation with the expr - object please?
    square root out of (1- sin²(x))....where as sin² = $f1 * 3.14159265359
    Thanx for helping Cheers P

    • Jun 13 2016 | 9:30 am
      got it...thanx...too fast with my question...sorry...:-)
      expr sqrt (1 - (pow(sin($f1 * 3.14159265359), 2)))