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FutureBasic 5 |
| sin | function | |
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theSine# = sin(expr)expr, where expr is given in radians. The returned value will be in the range -1 to +1. sin always returns a double-precision result.degAngle which is given in degrees, use the following: theSine# = sin(degAngle * pi# / 180)pi# equals 3.14159265359