Spheritorus (EntityTopic, 11)

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{{Rotope Nav|35|36|37|(II)I'<br>Cylindrical pyramid|((II)II)<br>Toracubinder|(II)'I<br>Coninder}}
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{{Rotope Nav|35|36|37|(II)I'<br>Cylindrical pyramid|((II)II)<br>Toracubinder|(II)'I<br>Coninder|chora}}

Revision as of 07:18, 20 June 2007

Template:Shape

Geometry

The toracubinder is a special case of a surcell of revolution where the base is a cylinder.

Equations

  • Variables:
R ⇒ major radius of the toracubinder
r ⇒ minor radius of the toracubinder
h ⇒ height of the toracubinder
  • All points (x, y, z, w) that lie on the surcell of a toracubinder will satisfy the following equation:
(sqrt(x2+y2)-R)2 + z2 + w2 = r2
  • The parametric equations are:
x = r cos a cos b cos c + R cos c
y = r cos a cos b sin c + R sin c
z = r cos a sin b
w = r sin a
total edge length = Unknown
total surface area = Unknown
surcell volume = 4π2Rr(r+h)
bulk = 2π2Rr2h
Unknown

Template:Polychora Template:Rotope Nav