-
linear function of the
angle of the
deferent. In the
Hipparchian system the
epicycle rotated and
revolved along the
deferent with
uniform motion. However, Ptolemy...
- is
moved by a
system of two spheres: one
called its
deferent; the other, its epicycle. The
deferent is a
circle whose center point,
called the eccentric...
- The vas
deferens (pl.: vasa deferentia),
ductus deferens (pl.: ductūs deferentes), or
sperm duct is part of the male
reproductive system of many vertebrates...
- large • ), is
placed so that it is
directly opposite to
Earth from the
deferent's center,
known as the
eccentric (represented by the × ). A
planet or the...
- sphere/slice is the
deferent, with a
centre offset somewhat from the Earth; the
other sphere/slice is an
epicycle embedded in the
deferent, with the planet...
- view, such as the
apparent retrograde motion of the planets, a
system of
deferents and
epicycles was used. The
planet was said to
revolve in a
small circle...
-
University Animation of Ptolemy's two
Solar hypotheses on
YouTube Epicycle and
deferent demo – at
Rosemary Kennett's
website at
Syracuse University Flash animation...
-
epididymis 3:
Lobules of
epididymis 4: Body of
epididymis 5: Tail of
epididymis 6: Duct of
epididymis 7:
Deferent duct (ductus
deferens or vas deferens)...
- BCE,
retrograde motion was
explained by
having the
planets travel in
deferents and epicycles. It was not
understood to be an
illusion until the time...
-
center that
moved in a
larger circular orbit (called an
eccentric or a
deferent)
around a center-point near Earth. The use of
equants added another level...
