http://www.gudasoft.com/english/development/04/23/842/zip-codes-and-distances/2009 Impossible is nothing Sat, 28 Aug 2010 20:36:53 +0000 hourly 1 http://wordpress.org/?v=3.0.5 http://www.gudasoft.com/english/development/04/23/842/zip-codes-and-distances/2009#comment-19391 Анонимен Fri, 16 Apr 2010 08:52:59 +0000 http://www.gudasoft.com/?p=842#comment-19391 "c = 2 * atan2(sqrt(a), sqrt(1-a))" can be simplified to "c = 2 * asin(sqrt(a))" “c = 2 * atan2(sqrt(a), sqrt(1-a))” can be simplified to “c = 2 * asin(sqrt(a))”

]]> http://www.gudasoft.com/english/development/04/23/842/zip-codes-and-distances/2009#comment-19019 gudata Wed, 24 Jun 2009 22:04:20 +0000 http://www.gudasoft.com/?p=842#comment-19019 rails plugin to check http://zipcodesearch.rubyforge.org/ rails plugin to check http://zipcodesearch.rubyforge.org/

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