Euler brick
- 欧拉长方体（欧拉长方体指边长和面对角线都是整数的长方体）
Euler brick
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abstract:
In mathematics, an Euler brick, named after Leonhard Euler, is a cuboid whose edges and face diagonals all have integer lengths. A primitive Euler brick is an Euler brick whose edge lengths are relatively prime.
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WordNet