When you use trigonometric functions in equations, specify the angular units by selecting Degrees or Radians in Angular Equation Units in the Equations dialog box.
| Operator |
Name |
Notes |
| + |
plus sign |
addition |
| - |
minus sign |
subtraction |
| * |
asterisk |
multiplication |
| / |
forward dash |
division |
| ^ |
caret |
exponentiation |
| |
|
|
| Function |
|
|
| sin (a)
|
sine
|
a is the angle; returns the sine ratio
|
| cos (a)
|
cosine
|
a is the angle; returns the cosine ratio
|
| tan (a)
|
tangent
|
a is the angle; returns the tangent ratio
|
| sec (a)
|
secant
|
a is the angle; returns the secant ratio
|
| cosec (a)
|
cosecant
|
a is the angle; returns the cosecant ratio
|
| cotan (a)
|
cotangent
|
a is the angle; returns the cotangent ratio
|
| arcsin (a)
|
inverse sine
|
a is the sine ratio; returns the angle
|
| arccos (a)
|
inverse cosine
|
a is the cosine ratio; returns the angle
|
| atn (a)
|
inverse tangent
|
a is the tangent ratio; returns the angle
|
| arcsec (a)
|
inverse secant
|
a is the secant ratio; returns the angle
|
| arccosec (a)
|
inverse cosecant
|
a is the cosecant ratio; returns the angle
|
| arccotan (a)
|
inverse cotangent
|
a is the cotangent ratio; returns the angle
|
| abs (a)
|
absolute value
|
returns the absolute value of a
|
| exp (n)
|
exponential
|
returns e raised to the power of n
|
| log (a)
|
logarithmic |
returns the natural log of a to the base e
|
| sqr (a)
|
square root
|
returns the square root of a
|
| int (a)
|
integer
|
returns a as an integer
|
| sgn (a)
|
sign
|
returns the sign of a as -1 or 1
For example: sgn(-21) returns -1
|
| |
|
|
| Constant |
|
|
| pi
|
pi
|
ratio of the circumference to the diameter of a circle (3.14...)
|