ps://hexdocs.pm/elixir/ArithmeticError.html"><code class="inline">ArithmeticError</code></a> if a zero-magnitude vector is given.
Use <code class="inline">unit_safe</code> if there is a chance that a zero-magnitude vector
will be sent</p>
</div>
</div>
<div class="summary-row">
  <div class="summary-signature">
    <a href="#unit_safe/1">unit_safe(v)</a>
  </div>
    <div class="summary-synopsis"><p>Returns the unit vector parallel ot the given vector, but will handle
the vectors <code class="inline">{0, 0}