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The Maxima on-line user's manual

Algebra Calculator

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Erf

Function: erf (<z>) The Error Function erf(z) (A&S 7.1.1)

plot2d([sqrt(%pi)*1/2*erf(x)+x-(1/x)-sqrt(%pi)*1/2*erf(1)],[x,-0.1,0.1]);

See also flag erfflag.

There are also some inexact matches for erf. Try ?? erf to see them.

(%o1)                                true
(%i2) 

Related Examples

erf

erf(3.490658504);

Calculate

erf-exp-plot2d
plot2d([(erf(3.44688-1.26491*(t-1))-erf(3.44688))*exp((1.6*(t-1)-8.72)*(t-1))*3.23957E+7],[t,1,2.0]);

plot2d([(erf(3.44688-...

Calculate

erf-exp-gamma-inf-integrate-limit-sqrt

x2: exp(-x/2)/sqrt(x)...

ix2: integrate(x2, x);

limit(erf(x), x, %inf);

Calculate

erf-exp-sqrt

rombergit:1000;

romberg(y*exp(-(y-1)^...

Calculate

erf-exp-float-pi-realroots-sqrt

gaus(x) := 1/(q*sqrt(...

efs(x) := 1/2*(1+erf(...

realroots(efs(-5*60)=...

Calculate

erf

a: 1.2;

b: 0.8;

al: -1.6;

Calculate

erf-numer-sqrt

a:5428.13;

d:225.9215;

f(x,y):=1/2*(erf((y-a...

Calculate

erf-exp-float-pi-realroots-sqrt

gaus(x) := float(1/(q...

efs(x) := float(1/2*(...

realroots(float(efs(-...

Calculate

erf-plot2d-taylor
plot2d([f(x)*erf(x)], [x, 0, 3]);

f(x) := -%e^(-x*x)+1;

t1(x):= taylor(f(x), ...

t2(x):= taylor(erf(x)...

Calculate

erf-exp-pi-solve-sqrt

gaus(x) := 1/(q*sqrt(...

efs(x) := 1/2*(1+erf(...

solution:solve([efs(-...

Calculate