|
Function Reference
|
Previous Top Next |
|
Command
|
Description
|
Example
|
|
e
|
constant e = 2.18281828…
|
y = e^x
|
|
pi
|
constant p = 3.141592654…
|
y = pi x2
|
|
sin
|
sine of an angle
|
y = sin 2x
|
|
cos
|
cosine of an angle
|
y = cos3 x
|
|
tan
|
tangent of an angle
|
r = 2tan th
|
|
asin or sin-1
|
arcsine or inverse sine
|
y = asin(x) y = sin-1(x)
|
|
acos or cos-1
|
arccosine or inverse cosine
|
as above
|
|
atan or tan-1
|
arctangent or inverse tangent
|
as above
|
|
sec
|
secant of an angle
|
y = sec2 x
|
|
cosec
|
cosecant of an angle
|
as above
|
|
cot
|
cotangent of an angle
|
as above
|
|
cosh
|
hyperbolic cosine
|
y = cosh x
|
|
sinh
|
hyperbolic sine
|
y = sinh x
|
|
tanh
|
hyperbolic tangent
|
y = tanh x
|
|
ln
|
natural logarithm
|
y = ln(2x)
|
|
log
|
base 10 logarithm
|
y = log(x)
|
|
sr or sqrt
|
square root
|
y = sr(x) y = sqrt(x-2)
|
|
abs
|
absolute value
|
y = abs x
|
|
|
|
absolute value
|
y = |x - 2|
|
|
root
|
nth root. Any root of the argument can be found by adding the number in front of the word "root"
|
y = 3root x y = 5root(x2)
|
|
normal
|
calculates the normal probability distribution for x standard deviations from the mean
|
y = normal(x)
|