/usr/lib/open-axiom/input/mult3d.input is in open-axiom-test 1.4.1+svn~2626-2ubuntu2.
This file is owned by root:root, with mode 0o644.
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 | --Copyright The Numerical Algorithms Group Limited 1991.
)clear all
s := create3Space()$ThreeSpace(DFLOAT)
draw(curve(sin(t),cos(t),0),t=0..2*%pi,tubeRadius==.3, space == s)
draw(curve(sin(t)*cos(%pi/2),cos(t),0-sin(t)*sin(%pi/2)),t=0..2*%pi,tubeRadius==.3, space == s)
v1 := draw(curve(sin(t),cos(t),0),t=0..2*%pi,tubeRadius==.3)
s1 := subspace(v1)
v2 := draw(curve(sin(t)*cos(%pi/2),cos(t),0-sin(t)*sin(%pi/2)),t=0..2*%pi,tubeRadius==.3, space == s1)
s2 := subspace(v2)
)clear all
v := draw(surface(x*cos(y),x*sin(y),y*cos(x)),x=-4..4,y=0..2*%pi)
s := subspace(v)
makeObject(curve(4*sin(t),4*cos(t),-4),t=0..2*%pi,tubeRadius==.3, space == s)
makeObject(curve(4*sin(t),4*cos(t),0),t=0..2*%pi,tubeRadius==.3, space == s)
draw(curve(4*sin(t),4*cos(t),4),t=0..2*%pi,tubeRadius==.3, space == s)
)clear all
s := makeObject(surface(cos(t)*sin(p),sin(t)*sin(p),cos(p)),t=0..2*%pi,p=0..%pi)
makeObject(curve(4*sin(t)*cos(%pi/2),4*cos(t),0-sin(t)*sin(%pi/2)),t=0..2*%pi,tubeRadius==.3, space == s)
draw(curve(2*sin(t),2*cos(t),0),t=0..2*%pi,tubeRadius==.3, space == s)
)clear all
s := makeObject(curve(4*sin(t),4*cos(t),0),t=0..2*%pi,tubeRadius==.3)
makeObject(surface(cos(t)*sin(p),sin(t)*sin(p),cos(p)),t=0..2*%pi,p=0..%pi, space == s)
makeObject(surface(cos(t)*sin(p)-3,sin(t)*sin(p)-3,cos(p)+2),t=0..2*%pi,p=0..%pi, space == s)
draw(surface(cos(t)*sin(p)-6,sin(t)*sin(p)-6,cos(p)+4),t=0..2*%pi,p=0..%pi, space == s)
)clear all
s := create3Space()$ThreeSpace(DFLOAT)
draw(cos(x*y)+1,x=-3..3,y=-3..3, space == s)
draw(-cos(x*y)-1,x=-3..3,y=-3..3, space == s)
)clear all
torusInKnot(p,q,r) ==
free sp
sp := create3Space()$ThreeSpace(DFLOAT)
a := 1
b := 1
ab := a+b
fac := 2*ab/(1.1*ab-sin(q*t))
Title := concat("Torus Knot of Type (", concat(string p,
concat(",", concat(string q, ")"))))
Curve := curve(a*fac*cos(p*t), a*fac*sin(p*t), b*fac*cos(q*t))
r = 0 => draw(Curve, t=0..2*%pi, title == Title)
draw(Curve, t=0..2*%pi, tubeRadius == r, title == Title, space == sp)
torusInKnot(15,17,.1)
draw(curve(2.2*sin(t),2.2*cos(t),0),t=0..2*%pi,tubePoints==10,tubeRadius==.7, space == sp)
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