Soma cube
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The Soma cube is a solid dissection puzzle invented by Danish polymath Piet Hein in 1933 during a lecture on quantum mechanics conducted by Werner Heisenberg.
The pieces of a Soma cube
Fully assembled
In a common version the constitute cubes of each piece alternate in lightness (14 white and 13 dark)
Martin Gardner
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Martin Gardner was an American writer on popular mathematics and popular science. His interests also encompassed magic, scientific skepticism, micromagic, philosophy, religion, and literature – especi
Soma cube
…the number of cells in a 3×3×3 cube. Of these seven combinations, two are mirror images of each other (see Chirality). The Soma cube was popularized by Martin Gardner in the September 1958 Mathematical Games column in Scientific American. The book Winning Ways for your Mathematical Plays also contains a detailed…
Martin Gardner