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The Maxima on-line user's manual

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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-num-ratsimp

G: 2.714/(75.21*s+1);

C: 1.06146*(s+0.01418...

PI:(C*G)/(1+C*G);

Calculate

denom-solve

eq1:f(x):= x^3-5*x^2+...

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

Calculate

denom-linsolve

h:1/(x^2+2*x+5);

imenilac: denom(h);

polovi: linsolve(imen...

Calculate

denom-lhs-num-ratsubst-rhs-solve

f1: N = A / l_p^2;

f2: E = (1/2) * N * k...

f3: E = M * c^2;

Calculate

denom-linsolve

h:1/(x^2+2*x+4);

imenilac: denom(h);

polovi: linsolve(imen...

Calculate

denom-factor-num-ratsimp

P(k) := k + 1;

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

R(k) := 1/2*(P(k)/Q(k));

Calculate

denom-ratsimp

ratsimp(denom(a[0]+b[...

Calculate

denom-factor-hypergeometric-num-ratsimp-subst

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

R:ratsimp(subst(k+1,k...

factor(num(R));

Calculate