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GeoB
ASIC
Reference Manual 5.Standard Functions
5-18 TPS1100-Version 1.30
5.5.4 Cos Function
Description Returns the cosine of an angle.
Declaration
Cos( dAngle AS Double ) AS Double
Remarks The argument
dAngle
can be any valid numeric expression
measured in radians. The return type of
Cos
is
Double
.
The
Cos
function takes an angle and returns the ratio of two sides
of a right triangle: of the length of the side adjacent to the angle to
the length of the hypotenuse.
The result is in the floating point range -1.0 to 1.0.
See Also
Atn
Sin
Tan
Remark on the Conversion of Angles (5.5.2)
Example The example uses
Cos
to calculate the cosine of an angle with a
user-specified number of degrees.
DIM dDegrees AS Double 'Declare variables
DIM dRadians AS Double
dDegrees = 45.0
dRadians = dDegrees * (Pi / 180.0)
'Convert to radians.
WRITE "The cosine of a " +
Str$(dDegrees) +
" degree angle is " +
Str$(Cos(dRadians))
5.5.5 Exp Function
Description Returns e (the base of natural logarithms) raised to a power.
Declaration
Exp( dPower AS Double ) AS Double
Remarks The argument
dPower
can be any valid numeric expression. The
return type of
Exp
is
Double
.