Hi,
Solve is for algebraic equations,
your equation is not algebraic ( abs ).
This is not an proper answer to your question, but gives graphical solution:
load(implicit_plot);
z:x+y*%i;
implicit_plot (abs(z) = 2, [x, -4, 4], [y, -4, 4]);
Regards
Adam
?? ???? pisze:
> Dear Sir
> 1. I want to solve (abs(x)=2),but the ans as follow:
> (%i9) abs(x)=2;
> (%o9) abs(x) = 2
> (%i10) solve(%);
> (%o10) [abs(x) = 2]
> there is no solve !
>
> 2. the print function that has "new line " (i.e skip line ) function ??
> as follow : I want to give a question and it have 2 sub items
>
> A:[1,2], B:[3,4],C:[8,7],solve
> (1) the mid p oint of A,,B
> (2) the gravity point of the triangle ABC
>
> I usually typing :
> print ("A:[1,2], B:[3,4],C:[8,7],solve (1) the mid p oint of A,,B (2) the gravity point of the triangle ABC");
> so, It was show in one line , is not good to see!
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