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<< Index >> |
FutureBasic 5 |
cos | function | |
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result = cos( expr )
expr
, where expr
is given in radians. The returned value will be in the range -1 to +1. cos
returns a double-precision result.degAngle
which is given in degrees, use the following: result = cos( degAngle * pi / 180.0 )
pi
is 3.141592654...