### The Maxima on-line user's manual

Algebra Calculator

#### Atan

Function: atan (<x>) - Arc Tangent.

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

```(%o1)                                true
(%i2) ```

### Related Examples

##### atan-float-matrix

u:matrix([2.98558342,...

float(atan(u[1,3]/u[1...

Calculate

##### atan-ev-float-numer-solve

eq1:x^2+y^2 = 265^2;

eq2:(y+130)^2+(z+n*(x...

x1:solve(ev(eq1,y=-16...

Calculate

a : sqrt(3);

atan(a);

Calculate

##### atan-diff-sqrt

f(x):=(atan(sqrt(x)));

diff(f(x),x,1);

Calculate

##### atan-ratsimp-sin-solve-tan

tg:tan(g/2);

eq1:((2*ta/(1+ta^2))*...

eq2:a=2*atan(ta);

Calculate

##### atan-plot2d-taylor

taylor(atan(x),x,0,4);

plot2d([taylor(atan(x...

Calculate

##### atan-diff

diff(atan(tan(x/2) + ...

Calculate

##### atan-plot2d-taylor

taylor(atan(x),x,0,4);

plot2d([taylor(atan(x...

Calculate

##### atan-plot3d

plot3d (atan(x/y), [x...

Calculate

##### atan-logarc-logcontract-ratsimp-rectform-rhs-trigsimp

mf:(atan(1/2)+atan(1/...

trigsimp(rhs(mf));

logarc(rhs(mf));

Calculate