Level shifters

Post is a part of a larger series (Advanced concepts): Elias stretch Pythagorean stretch Pythagorean stretch - advance concept (no.1) Level shifters How to Collapse Box Pleated Crease Pattern? Anyone who has ever tried to design box pleated origami models knows that those models have rather narrow flaps. This feature doesn't have to be a problem, quite a…

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Hinge crease

Post is a part of a larger series (Creases): Hinge crease Ridge crease Axial creases A hinge crease serves two purposes. By definition, a Hinge crease is a line that defines polygons by the mere fact it surrounds it. Also, a hinge crease is a line around which a flap can rotate. Hence the name. It looks similar…

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Relationships between basic elements of an origami model

All basic elements of an origami model (flaps and rivers) must be in the same relationship, both on the stick figure and the crease pattern. Reason is quite simple. Both stick figure and crease pattern are a graphical representation of the same future model. Therefore, it is not possible for a crease pattern to show one thing and for a stick figure to show something else.

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