Function Reference
Function
Description
Key Binding
Pi()
Pi. Also bound to π symbol
SHIFT EXP
'
Quote operator
SHIFT COMMA
!
Factorial operator, z!
SHIFT 3
^
Raise to power operator
Factorial()
Factorial function
Exp(z)
𝑑𝑑
𝑧𝑧
Ln(z)
Natural log,
𝐿𝐿𝑠𝑠(𝑧𝑧)
Log(z)
Common log (base 10)
ALog(z)
Common antilog,
10
𝑧𝑧
Sqrt(z)
Square root,
√𝑧𝑧
Sin(z)
Sine of z radians
Cos(z)
Cosine of z radians
Tan(z)
Tangent of z radians
ASin(z)
Arcsine of z radians
ACos(z)
Arccosine of z radians
ATan(z)
Arctangent of z radians
Sinh(z)
Hyperbolic sine of z
Cosh(z)
Hyperbolic cosine of z
Tanh(z)
Hyperbolic tangent of z
ASinh(z)
Hyperbolic arcsine of z
ACosh(z)
Hyperbolic arccosine of z
ATanh(z)
Hyperbolic arctangent of z
Inv(z)
Invert, 1/x, 1/z, matrix inversion
SHIFT )
Neg(z)
-z, or negate vector terms
Ab/c
Ln1p(x)
𝑙𝑙𝑠𝑠(1 + 𝑥𝑥),
x real
Exp1m(x)
𝑑𝑑
𝑥𝑥
− 1
, x real
Flt(x)
Convert to float if possible
F
D
Fac(n)
Find a factor of integer n.
NB: Can take a long time (minutes). hold down DEL
to abort. Either returns a factor of n or 1 if prime.
Np(n)
Find the next prime, P > n
Pp(n)
Find the previous prime, P < n (or 0 if none)
T(m)
Transpose vector/matrix m
SHIFT ARROW
Abs(t)
|𝑡𝑡|,
complex modulus, matrix determinant.
SHIFT Ab/c
Sq(z)
Square function,
𝑧𝑧
2
X2
Cuberoot(z)
Cube root function,
√𝑧𝑧
3
SHIFT (
Purge(v)
Purge variable v. use quote.
SHIFT 8
Atan2(x,y)
Arctan2 function, x & y real