Table of Contents
SIN
(Defined in TRIGONO.BAS)
The SIN()
function returns the sine of the argument.
Function Header
DECLARE FUNCTION SIN AS FLOAT (x AS FLOAT) SHARED STATIC
Warning
You must include the TRIGONO.BAS library in your program to be able to access this function.
Examples
INCLUDE "trigono.bas" PRINT SIN(0) : REM outputs a number very close to zero, see the below note PRINT SIN(0.785398) : REM outputs .707704
Note
Trigonometric functions in XC=BASIC were designed to be fast rather than accurate. The result is accurate to 3 to 4 decimal digits (the error range is 0 to 0.0006). Please see this article for details.