Some functions ...
plot(sin(-x)*pow(1.5,-r))
plot(pow(2,sin(y))*pow(2,sin(x))/12)
plot(sin(x*y/10)/10)
plot(sin(r)/r)
plot(tanh(x)+tanh(y))/3
plot((1/sqrt(2*pi))*e^(-(r^2)/2))
clear
helpful()
roundtoeven(x) RoundToEven returns the nearest integer, rounding ties to even.
tanh(x) Tanh returns the hyperbolic tangent of x.
trunc(x) Trunc returns the integer value of x.
inf(x) Inf returns positive infinity if sign >= 0, negative infinity if sign < 0.
min(x, y) Min returns the smaller of x or y.
pow10(x) Pow10 returns 10**n, the base-10 exponential of n.
tan(x) Tan returns the tangent of the radian argument x.
Yn(x, y) Yn returns the order-n Bessel function of the second kind.
acosh(x) acosh returns the inverse hyperbolic cosine of x.
cbrt(x) Cbrt returns the cube root of x.
copysign(x, y) Copysign returns a value with the magnitude of x and the sign of y.
exp2(x) Exp2 returns 2**x, the base-2 exponential of x.
gamma(x) Gamma returns the Gamma function of x.
log(x) Log returns the natural logarithm of x.
log10(x) Log10 returns the decimal logarithm of x.
The special cases are the same as for Log.
pow(x, y) Pow returns x**y, the base-x exponential of y.
expm1(x) Expm1 returns e**x - 1, the base-e exponential of x minus 1.
It is more accurate than Exp(x) - 1 when x is near zero.
J1(x) J1 returns the order-one Bessel function of the first kind.i
logb(x) Logb returns the binary exponent of x.
max(x, y) Max returns the larger of x or y.
remainder(x, y) Remainder returns the IEEE 754 floating-point remainder of x/y.
round(x) Round returns the nearest integer, rounding half away from zero.
sin(x) Sin returns the sine of the radian argument x.
sinh(x) Sinh returns the hyperbolic sine of x.
cos(x) cos returns the cosin of the radian argument x.
FMA(x, y, z) FMA returns x * y + z, computed with only one rounding.
(That is, FMA returns the fused multiply-add of x, y, and z.)
J0(x) J0 returns the order-zero Bessel function of the first kind.
atan2(x, y) atan2 returns the arc tangent of y/x, using the signs of the two to
determine the quadrant of the return value.
dim(x, y) Dim returns the maximum of x-y or 0.
exp(x) Exp returns e**x, the base-e exponential of x.
sqrt(x) Sqrt returns the square root of x.
acos(x) acos returns the arccosine, in radians, of x.
asinh(x) asinh returns the inverse hyperbolic sine of x.
abs(x) Abs returns the absolute value of x.
ceil(x) Ceil returns the least integer value greater than or equal to x.
ldexp(x, y) Ldexp is the inverse of Frexp. It returns frac × 2**exp.
log1p(x) Log1p returns the natural logarithm of 1 plus its argument x.
It is more accurate than Log(1 + x) when x is near zero.
Y0(x) Y0 returns the order-zero Bessel function of the second kind.
Y1(x) Y1 returns the order-one Bessel function of the second kind.
asin(x) asin returns the arcsine, in radians, of x.
atan(x) atan returns the arctangent, in radians, of x.
atanh(x) atanh returns the inverse hyperbolic tangent of x.
hypot(x) Hypot returns Sqrt(p*p + q*q), taking care to avoid
unnecessary overflow and underflow.
Jn(x, y) Jn returns the order-n Bessel function of the first kind.
log2(x) Log2 returns the binary logarithm of x.
The special cases are the same as for Log.
mod(x, y) Mod returns the floating-point remainder of x/y.  The magnitude of the
result is less than y and its sign agrees with that of x.
floor(x) Floor returns the greatest integer value less than or equal to x.
nextafter(x, y) Nextafter returns the next representable float64 value after x towards y.

expr: X: Y: R:

search all docs : helpful(search term)
or get help for a specific function : help(function)