CRIPTION">DESCRIPTION</h1>

<p>EC_POINT_add adds the two points <b>a</b> and <b>b</b> and places the result in <b>r</b>. Similarly EC_POINT_dbl doubles the point <b>a</b> and places the result in <b>r</b>. In both cases it is valid for <b>r</b> to be one of <b>a</b> or <b>b</b>.</p>

<p>EC_POINT_invert calculates the inverse of the supplied point <b>a</b>. The result is placed back in <b>a</b>.</p>

<p>The function EC_POINT_is_at_infinity tests whether the supplied point is at infinity or not.</p>

<p>EC_PO