Fix grammatical error in historical records text

Author: Gmac4247

about.html

@@ -313,7 +313,7 @@ <h1 style="font-size:160%;margin:7px;">How Accurate Are The Conventional Geometr
 The verse of 1. Kings 7:23 in the Holy Bible suggests that some estimated it as 3. 
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-Historical records suggest that ancient Babylonians initially calculated it as 3, later they used 3.125; Egyptians estimated it is ( 16 / 9 )² ~ 3.16.
+Historical records suggest that ancient Babylonians initially calculated it as 3, later they used 3.125; Egyptians estimated it as ( 16 / 9 )² ~ 3.16.
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