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<h2 id="sec-1"><a href="/2008/05/15/The-size-of-a-parallelogram">The size of a parallelogram </a></h2>
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<p>Not all solutions of a problem are created equal. There are
many ways to show how the size of a parallelogram can be found:
one solution is very simple, but not general enough; some are
general but complex, and some are general, simple and
beautiful. <a href="/art/math/size-paral/sp-en.html">The article</a>.
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  <a class="author" href="http://juanreyero.com">Juan Reyero</a>
  
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    Barcelona,
     2008-05-15</span>
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