</p>

<p>There are several kinds of precision errors:</p>

<ul>
    <li>Representation error occurs when there are not enough
        digits to represent a number, e.g., 1/3.</li>
    <li>Measurement error occurs when the input coordinates are
        from measurements. </li>
    <li>Roundoff error occurs when a calculation is rounded to a
        fixed number of digits, e.g., a floating point
        calculation.</li>
    <li>Approximation error occurs when the user wants an
        approximate result beca