Lo que todo programador debería saber sobre aritmética de punto flotante
removed javascript link, works only locally
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+3
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content/index.html
+3
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content/index.html
···
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Why don't my numbers add up?
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============================
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So you've written some innocent code, say for example:
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So you've written some absurdly simple code, say for example:
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<pre>
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<a href="javascript:alert('0.1 + 0.2 is ' + (0.1 + 0.2))">0.1 + 0.2</a>
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</pre>
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0.1 + 0.2
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and got a really unexpected result:
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<pre>
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0.30000000000000004
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</pre>
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0.30000000000000004
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Maybe you asked for help on some forum and got pointed to a [long article with lots of formulas](http://docs.sun.com/source/806-3568/ncg_goldberg.html) that didn't seem to help with your problem.
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