Pat'sBlog

The mathematical (and other) thoughts of a (now retired) math teacher,

Saturday, 21 April 2012

Pat's Blog at 00:10

2 comments:

Anonymous21 April 2012 at 14:20
It's Kirch not Kirsch!
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Pat's Blog21 April 2012 at 15:30
Thanks Thony, much appreciated.
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