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The Maxima on-line user's manual

Algebra Calculator

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Cos

Function: cos (<x>) - Cosine.

x(u,v):=sin(u)*cos(v);
y(u,v):=sin(u)*sin(v);
z(u,v):=cos(u);
plot3d([x(u,v),y(u,v),z(u,v)], [u,0,2*%pi], [v,0,2*%pi], [grid,60,60]);

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

(%o1)                                true
(%i2) 

Related Examples

cos-solve

f(x)=cos(x);

solve (f(x),x);

Calculate

cos-sin-trigexpand

u:(x+y)/2;

v:(x-y)/2;

f:sin(u+v)+sin(u-v);

Calculate

cos-exp-plot2d-taylor-tex
plot2d ([f(x), p5(x), p10(x), p15(x), p20(x)], [x, -4, 4], [y, -3,10],[color, blue, cyan, green, red, orange],[box,true],[style,[lines,2]],[legend, "f(x)", "pT5(x)", "pT10(x)", "pT15(x)","pT20(x)"],[gnuplot_preamble, "set grid"],[axes, true,centering], [xlabel,"x"], [ylabel, "exp(x)/cos(x)"]);

f(x):=exp(x)/cos(x);

p5(x):=taylor(f(x), x...

p10(x):=taylor(f(x), ...

Calculate

cos-gramschmidt-integrate-load-map-matrix-sin

load (eigen);

x: matrix ([1, 2, 3]...

y: gramschmidt (x);

Calculate

cos-diff-sin

f(a,b,c,d,e,g,h):=(((...

fa:diff(f(a,b,c,d,e,g...

fb:diff(f(a,b,c,d,e,g...

Calculate

cos-determinant-jacobian-matrix

a:matrix([-Rsin(x),co...

determinant(a);

jacobian([f(x,y),g(x,...

Calculate

cos-eliminate-ev-linsolve-matrix-ratsimp-sin-sqrt

spojJednacine:[U1 = (...

spojJednacineab:elimi...

spojJednacineb:linsol...

Calculate

cos-integrate-solve

eq1: Z*(cos(theta))^...

solve(integrate(eq1,t...

Calculate

cos-factor-integrate-sin

mz(x) := -a*F1*cos(x)...

W = integrate((mz(x)^...

factor(W);

Calculate

cos-diff

f(x):=x-e^x*cos(x);

f1(x)= diff (f(x),x);

f2(x) = diff(f1(x),x);

Calculate