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The Maxima on-line user's manual

Algebra Calculator

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Cosh

Function: cosh (<x>) - Hyperbolic Cosine.

x(u,v):=sinh(u)*sinh(v);
y(u,v):=sinh(u)*cosh(v);
z(u,v):=sinh(u);
plot3d([x(u,v),y(u,v),z(u,v)], [u,-2,2], [v,-2,2], [grid,50,20]);

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

(%o1)                                true
(%i2) 

Related Examples

cosh-plot3d-sin-sinh
plot3d([x(u,v),y(u,v),z(u,v)], [u,-4*%pi,-2*%pi], [v,0*%pi,1*%pi], [grid,50,20],[palette,get_plot_option(palette,3)]);

x(u,v):=1/cosh(u)*cos...

y(u,v):=1/cosh(u)*sin...

z(u,v):=1/cosh(u)*sin...

Calculate

cosh-plot3d-sinh
plot3d([x(u,v),y(u,v),z(u,v)],[u,-3,3],[v,-3,3]);

x(u,v):=cosh(u)*cosh(v);

y(u,v):=cosh(u)*sinh(v);

z(u,v):=sinh(u);

Calculate

cosh-plot3d-sin-sinh
plot3d([x(u,v),y(u,v),z(u,v)], [u,-10*%pi,10*%pi], [v,0*%pi,1.95*%pi], [grid,50,20],[palette,get_plot_option(palette,3)]);

x(u,v):=1/cosh(u)*cos...

y(u,v):=1/cosh(u)*sin...

z(u,v):=1/cosh(u)*sin...

Calculate

cosh-diff-expand-sinh

y(x, a):= a * cosh((x...

diff(y(x, a), a);

expand( (a * cosh(x/a...

Calculate

cosh-integrate-sinh

integrate(cosh(x)^2*s...

Calculate

cosh-draw-draw2d-load-matrix-parametric-sinh
draw2d(parametric(sinh(%pi/4)*t^2+cosh(%pi/4)*t,cosh(%pi/4)*t^2+sinh(%pi/4)*t,t,-2,2));

matrix([cosh(a),sinh(...

load(draw);

draw2d(parametric(sin...

Calculate

cosh-exponentialize-is

is(exponentialize(cos...

Calculate

cosh-linsolve-plot2d-sinh
plot2d([sinh(x),cosh(x)],[x,-10,10]);

eq1:x*4+y-2=y;

eq2:x+2=y;

linsolve([eq1,eq2],[x...

Calculate

cosh-defint

defint(1/(cosh(x))^2,...

Calculate

cosh-exp-plot2d
plot2d([cosh(x), 1/2*exp(x)], [x,0,1], [y,0,10]);

plot2d([cosh(x), 1/2*...

Calculate