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The Maxima on-line user's manual

Algebra Calculator

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Abs

Function: abs (<expr>) Returns the absolute value <expr>. If <expr> is complex, returns the complex modulus of <expr>.

solve(-18*x^2-50=600*x)[1];
solve(-18*x^2-50=600*x)[2];
xvals: map(rhs,solve(-18*x^2-50=600*x));
yvals: map(lhs,solve(-18*x^2-50=600*x));
yvals[1] - xvals[1];
for i:1 while i<=(length(realroots(-18*x^2-50=600*x))) do (mye:yvals[i] - xvals[i],a:if(is(ratsimp(abs(mye-0)<= 0))) then return (100));
a;

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

(%o1)                                true
(%i2) 

Related Examples

abs-plot3d
plot3d(f(x,y), [x,-5,5], [y,-5,5]);

f (x,y):= (3/4)* abs(...

plot3d(f(x,y), [x,-5,...

Calculate

abs-define

define (f(x), abs(2*x...

h(0);

Calculate

abs-define-find_root-float-realroots

define( f(x), (x^4 + ...

define( g(x), abs(4*x...

f(3.2);

Calculate

abs-define-diff-float-pi

define(h(x), abs(2*x^...

define(hp(x), diff(h(...

float(h(-5/4));

Calculate

abs-ratsimp-solve-subst

solve(ratsimp(subst(2...

Calculate

abs-define-log-plot2d
 plot2d (log(abs(x)), [x,-5,5]);

define (n(x), x^3+3*x...

define (d(x), x^3+13);

define (r (x), n(x)/d...

Calculate

abs-append-args-block-return-rhs-sin

beispiel: sin(4*x+9);

ConvertSolutionValues...

getPeriode(trig):=blo...

Calculate

abs-float-load-plot2d-sqrt
plot2d(abs(gloop(%i*2*%pi*10^f)), [f,0,6]);

load("bode");

R1:4300;

R2:475;

Calculate

abs-ev-eval-plot2d-sin
plot2d(H(f,25), [f, 0, 1]);

H(f,d):=abs(ev(%e^(-%...

plot2d(H(f,25), [f, 0...

Calculate

abs-plot2d
plot2d ( abs(x), [x, -5, 5]);

plot2d ( abs(x), [x, ...

Calculate