end the use of neusis was deemed acceptable only when the two other, higher categories of constructions did not offer a solution. Neusis became a kind...

angle by using tools other than straightedge and compass. For example, neusis construction, also known to ancient Greeks, involves simultaneous sliding...

icositrigon has the distinction of being the smallest regular polygon that is not neusis constructible. A regular icositrigon is represented by Schläfli symbol {23}...

regular polygon with this property. This type of construction is called a neusis construction. It is also constructible with compass, straightedge and angle...

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:...

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...

constructible with compass and straightedge. However, it can be constructed using a neusis construction. octagon 8 nonagon (or enneagon) 9 "Nonagon" mixes Latin [novem...

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...

placing the constructed tomahawk into the required position is a form of neusis that is not allowed in compass and straightedge constructions. The inventor...

the western world - even considered paper folding. The term neusis (singular) or neusis construction may also refer to a specific tool or method employed...