http://myreckonings.com/wordpress/2010/05/05/lallemands-labaque-triomphe-hexagonal-charts-and-triangular-coordinate-systems-part-i/ Lost Art in the Mathematical Sciences Fri, 18 May 2012 02:13:19 +0000 http://wordpress.org/?v=2.2.1 http://myreckonings.com/wordpress/2010/05/05/lallemands-labaque-triomphe-hexagonal-charts-and-triangular-coordinate-systems-part-i/#comment-1604 Carnival of Mathematics #65 « Maxwell’s Demon Fri, 07 May 2010 17:40:01 +0000 http://myreckonings.com/wordpress/2010/05/05/lallemands-labaque-triomphe-hexagonal-charts-and-triangular-coordinate-systems-part-i/#comment-1604 [...] a whole world of charts to do calculation were developed. Dead Reckonings shows the example of Lallemand’s Hexagonal charts helping ships to determine precise directions from a magnetic compass. Modern mathematics can also [...] […] a whole world of charts to do calculation were developed. Dead Reckonings shows the example of Lallemand’s Hexagonal charts helping ships to determine precise directions from a magnetic compass. Modern mathematics can also […]

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