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| From: | leonut |
| Subject: | (+ 5.1 0.1) |
| Date: | Mon, 13 Jul 2009 03:57:39 -0700 (PDT) |
| User-agent: | G2/1.0 |
First I used "emacs --no-init-file" to start my emacs-22.3, then I typed (+ 5.1 0.1) in *scratch* buffer. However, when I evaluated this expression, I got 5.199999999999999. Can anyone tell me why did this happen? I tried (+ 5.0 0.1) and (+ 5.2 0.1) and both gave the answers I had expected.
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