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tweak lists_and_numbers
author
Jim Pryor
<profjim@jimpryor.net>
Fri, 17 Sep 2010 00:53:20 +0000
(20:53 -0400)
committer
Jim Pryor
<profjim@jimpryor.net>
Fri, 17 Sep 2010 00:53:20 +0000
(20:53 -0400)
Signed-off-by: Jim Pryor <profjim@jimpryor.net>
lists_and_numbers.mdwn
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a/lists_and_numbers.mdwn
b/lists_and_numbers.mdwn
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--- a/
lists_and_numbers.mdwn
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lists_and_numbers.mdwn
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-262,7
+262,7
@@
three ≡ \s z. s<sup>3</sup> z ≡ \s z. s (s (s z))
This is a very elegant idea. Implementing numbers this way, we'd let the successor function be:
-<pre><code>succ ≡ \n. \s z. s (n s z)</code><pre>
+<pre><code>succ ≡ \n. \s z. s (n s z)</code><
/
pre>
So, for example: