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Initial data commit

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Ingy döt Net 2023-07-01 11:58:00 -04:00
parent 72d218235f
commit f23f22d71c
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Task/Haversine-formula/CoffeeScript/haversine-formula.coffee Normal file
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haversine = (args...) ->
R = 6372.8; # km
radians = args.map (deg) -> deg/180.0 * Math.PI
lat1 = radians[0]; lon1 = radians[1]; lat2 = radians[2]; lon2 = radians[3]
dLat = lat2 - lat1
dLon = lon2 - lon1
a = Math.sin(dLat / 2) * Math.sin(dLat / 2) + Math.sin(dLon / 2) * Math.sin(dLon / 2) * Math.cos(lat1) * Math.cos(lat2)
R * 2 * Math.asin(Math.sqrt(a))
console.log haversine(36.12, -86.67, 33.94, -118.40)