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The Maxima on-line user's manual

Algebra Calculator

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Denom

Function: denom (<expr>) Returns the denominator of the rational expression <expr>.

f(x):=(x^2-2*x)*exp(x);
solve(denom(f(x))=0);
solve(f(x)=0,x);
f(0);
f(2);
f1(x):=

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

(%o1)                                true
(%i2) 

Related Examples

denom-factor-float-hypergeometric-num-ratsimp

float(hypergeometric(...

P(k) := k + 1;

Q(k) := k + 3/2;

Calculate

denom-factor-num-ratsimp-subst

T:(568*k^2 + 329*k-12...

R:ratsimp(subst(k+2,k...

factor(num(R));

Calculate

denom-first-kill-ratsimp-solve

kill(all);

nodev1: 0 = g*(v0 - k...

nodev2: 0 = g*(v1 - 0...

Calculate

denom-ratsimp-subst

r1:(x+y+1/(x+y));

denom:x+y;

ratsimp(r1,(x+y));

Calculate

denom-limit-solve

f(x):=(x^2-1)/(x^2+1);

solve(f(x)=f(-x),x);

denom(f(x));

Calculate

denom-plot2d-rhs-solve
plot2d([f,g,[parametric,x1,t],[parametric,x2,t],[parametric,x3,t]],[x,-5,5],[y,-10,10],[t,-10,10]);

f:(4*x-3)/(2*x-1);

g:x;

h:denom(f);

Calculate

denom-factor-float-hypergeometric-num

float(hypergeometric(...

P(k) := k + 1;

Q(k) := 2*k + 3;

Calculate

denom-diff-ratsimp-solve-sqrt

f(x):=(x-9/4)*sqrt(2*x);

solve(denom(f(x)=0,x));

nsleq:f(x)=0;

Calculate