() - Create a parenthetical expression which will be evaluated first (3 * (4 + 1))

e  - Euler's constant (log(e))

pi  - pi (sin(pi))

+  - Add two numbers (1 + 1)

-  - Subtract two numbers, or negate one (3-2, -(4+2))

/  - Divide two numbers (3 / 4)

*  - Multiply two numbers (2 * 3)

^  - Raise one number to the power of another (3^3)

%  - Take the modulus, or division remainder, of one number with another (7 % 4)

abs  - Take the absolute value of a number (abs$1, abs-1)

round  - Rounds a number to the nearest integer (round1.5, round(2.3))

ceil  - Rounds a number up to the nearest integer (ceil1.05)

floor  - Rounds a number down to the nearest integer (floor0.95)

rand  - Generate a random number between 0 and the specified upper bound (rand4)

log  - Get the natural logarithm of a number (log(e))

sqrt  - Get the square root of a number (sqrt4)

cbrt  - Get the cube root of a number (cbrt(8))

sin  - Get the sine of a number (sin$2)

cos  - Get the cosine of a number (cos(2*pi))

tan  - Get the tangent of a number (tanpi)

asin  - Get the arcsine of a number (asin$2)

acos  - Get the arccosine of a number (acos0.45)

atan  - Get the arctangent of a number (atan1)

sinh  - Get the hyperbolic sine of a number (sinh(4))

cosh  - Get the hyperbolic cosine of a number (sinh(4))

true  - Boolean constant representing 1

false  - Boolean constant representing 0

=  - Compare if two numbers are equal (1 = 1 will be 1, 1 = 3 will be 0)

!=  - Compare if two numbers are not equal (1 != 2 will be 1, 1 != 1 will be 0)

>  - Compare if one number is greater than another (1 > 0)

<  - Compare if one number is less than another (0 < 1)

>=  - Compare if one number is greater than or equal to another (1 >= 1)

<=  - Compare if one number is less than or equal to another (0 <= 1)

|  - Boolean or (true | false)

&  - Boolean and (true & true)

!  - Boolean not/inverse (!true)