- In geometry, the
neusis (νεῦσις; from
Ancient Gr**** νεύειν (neuein) 'incline towards'; plural: νεύσεις, neuseis) is a
geometric construction method that...
-
regular polygon with this property. This type of
construction is
called a
neusis construction. It is also
constructible with comp****,
straightedge and angle...
-
angle by
using tools other than
straightedge and comp****. For example,
neusis construction, also
known to
ancient Gr****s,
involves simultaneous sliding...
- that
produce very
close approximations. It can be also
constructed using neusis, or by
allowing the use of an
angle trisector. The
regular enneagon has...
- held
against a
straightedge might seem to be
equivalent to
marking it, the
neusis construction is
still impermissible and this is what
unmarked really means:...
-
constructible with comp**** and straightedge. However, it can be
constructed using a
neusis construction.
octagon 8
nonagon (or enneagon) 9 "Nonagon"
mixes Latin [novem...
-
icositrigon has the
distinction of
being the
smallest regular polygon that is not
neusis constructible. A
regular icositrigon is
represented by Schläfli
symbol {23}...
- straightedge. However, it is
constructible using neusis, or an
angle trisector. The
following is an
animation from a
neusis construction of a
regular tridecagon with...
- more
powerful methods than comp**** and
straightedge constructions, such as
neusis construction or
mathematical paper folding, can be used to
construct solutions...
-
trisector (since it is
neither a
Fermat prime nor a
Pierpont prime), nor by
neusis or a double-notched
straight edge. It is also not
constructible with origami...
