1

? solve;

solve;

apropos("solve");

2

%pi, numer;

fpprec: 500;

bfloat(%pi);

set_display(ascii);

set_display(xml);

3

gr:(1/2)*(1+sqrt(5));

%, numer;

4

heron(a,b,c):=(1/4)*sqrt((a^2+b^2+c^2)^2-2*(a^4+b^4+c^4));

heron(2,3,4);

ln(x):=log(x);

ln(%e);

values;

functions;

kill(gr);

kill(heron);

6

a:4+7*%i;b:6-4*%i;

a+b;

a-b;

expand(a*b);

cabs(a);

carg(a);

conjugate(a);

imagpart(a);

realpart(a);

polarform(a);