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php Programming Glossary: cos2sigmam

Geo-Search (Distance) in PHP/MySQL (Performance)

http://stackoverflow.com/questions/5236921/geo-search-distance-in-php-mysql-performance

cosU2 sinLambda sinSigma cosSqAlpha cos alpha cos alpha cos2SigmaM cosSigma 2 sinU1 sinU2 cosSqAlpha C f 16 cosSqAlpha 4 f 4 3.. lambdaP lambda lambda L 1 C f sin alpha sigma C sinSigma cos2SigmaM C cosSigma 1 2 cos2SigmaM cos2SigmaM uSq cosSqAlpha a a b b.. 1 C f sin alpha sigma C sinSigma cos2SigmaM C cosSigma 1 2 cos2SigmaM cos2SigmaM uSq cosSqAlpha a a b b b b A 1 uSq 16384 4096 uSq..