sage: x
x
sage: t=var('t')
sage: f = function('f',t)
sage: f
f(t)
sage: f(t)=t *sin(t)
sage: plot(x*sin(x),(0,10*pi))

Pratap-Pg.no.184,Ex.no.1)fplot (last edited 2010-12-17 12:36:00 by 172)