![](image.jpg)
An helix on a 'tridimensional epicycloïdal' pseudo-torus [Une hélice sur un pseudo-tore 'épicycloïdal tridimensionnel'].
See the definition of this helix in the {u,v} plane:
[See the equations of this 'tridimensional epicycloïdal' pseudo-torus]
Here are the values of the parameters used:
KX = +1
TX = 0
EX = 0
ECX = +1
ESX = 0
OCX = +4
OSX = +6
PCX = 0
PSX = 0
KY = +1
TY = 0
EY = 0
ECY = +1
ESY = +1
OCY = +4
OSY = +6
PCY = 0
PSY = 0
KZ = +1
TZ = 0
EZ = 0
ECZ = 0
ESZ = +1
OCZ = +8
OSZ = +8
PCZ = 0
PSZ = 0
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