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9 votes
0 answers
186 views

Cubing the cube - as 'perfectly' as possible

Ref: https://en.wikipedia.org/wiki/Squaring_the_square A perfect cubing of a cube is a partition of the cube into some finite number of smaller cubes that are pair-wise non-congruent. The above page ...
Nandakumar R's user avatar
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34 votes
1 answer
3k views

Tiling a square with rectangles

Is it possible to completely tile a square with different rectangles of integer sides but all with the same area? The original problem, not requiring integer sides for rectangles, was proposed by Joe ...
Bernardo Recamán Santos's user avatar
9 votes
4 answers
1k views

Tiling the plane with pairwise non-congruent rational triangles

A rational triangle is one in which all side lengths are rational numbers. Question: Can we tile the Euclidean plane with rational triangles that are pairwise non-congruent? No further requirements on ...
Nandakumar R's user avatar
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5 votes
0 answers
194 views

A puzzle with magic Egyptian tilings

Background I've recently been devising a puzzle that incorporates elements from Egyptian fractions, magic squares, and tilings. The objective of the puzzle is to tessellate a square with sides of ...
Max Lonysa Muller's user avatar
4 votes
1 answer
438 views

Perfect squaring of rectangles

A perfect squaring of a rectangle may be defined as a partition of the rectangle into finitely many squares all of which are mutually non-congruent. https://en.wikipedia.org/wiki/Squaring_the_square ...
Nandakumar R's user avatar
  • 5,979