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    I've fixed it in github, so it should go with next release. See
    <a class="moz-txt-link-freetext" href="https://github.com/biojava/biojava/issues/275">https://github.com/biojava/biojava/issues/275</a><br>
    <br>
    Jose<br>
    <br>
    <br>
    <div class="moz-cite-prefix">On 20.05.2015 05:19, Andreas Prlic
      wrote:<br>
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      <div dir="ltr">Thanks, Jose. I'll file it as an issue on github.
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        <div>Andreas</div>
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          <div class="gmail_quote">On Tue, May 19, 2015 at 2:00 PM, Jose
            Colbes <span dir="ltr">&lt;<a moz-do-not-send="true"
                href="mailto:jose.colbes.sanabria@gmail.com"
                target="_blank">jose.colbes.sanabria@gmail.com</a>&gt;</span>
            wrote:<br>
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              <div dir="ltr">Greetings,
                <div><br>
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                <div>As a part of my work, I use these methods a lot.
                  But I get NaN when the vectors are parallel. </div>
                <div><br>
                </div>
                <div>I know that it is a common issue (rounding errors
                  and acos()) and there is info in the web to get around
                  the problem, but I wanted you to know anyway.</div>
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                <div>Best regards,</div>
                <div>Jose</div>
                <div><br>
                </div>
                <div>PD: Thank you for Biojava.</div>
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