David Underhill – P710 #5-10

02 Sept 2004

 

> with(plots):

Warning, the name changecoords has been redefined

 

> spacecurve([cos(4*t),t,sin(4*t)],t=-2..2, color=red); #P710 #5

 

 

> spacecurve([t,t^2,exp(-t)],t=-2..2,color=red); #P710 #6

 

 

> spacecurve([t,1/(1+t^2),t^2],t=-2..2,color=red); #P710 #7

 

 

> spacecurve([exp(-t)*cos(10*t),exp(-t)*sin(10*t),exp(-t)],t=0..2,color=red); #P710 #8

 

 

> spacecurve([cos(t),sin(t),sin(5*t)],t=-2..2,color=red); #P710 #9

 

 

> spacecurve([cos(t),sin(t),ln(t)],t=-2..22,color=red); #P710 #10