「Twisted folding around a triangle #3」
study in math
An application of results in the preceding articles
#1 and
#2.
The following image with explanations in Japanese shows a diagram of a
'Hira-Ori', (flatly) foldable tiling/tessellation over a 2-dimensional plane [or it can be considered as a foldable structure which is defined on a 2-dimensional flat torus] based on a twisted folding structure around a given triangle, and its folded shape viewed from front/back sides:

>> Click the image to see the larger picture <<

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