| 释义 |
tromino|ˈtrɒmɪnəʊ|
[f. tri- + domino by deliberately false analogy (see quot. 1961).]
Any planar shape formed by joining three identical squares by their edges.
1954S. W. Golomb in Amer. Math. Monthly LXI. 676 It is impossible to cover the checker board with 21 straight trominoes, and a monomino in the upper left-hand corner of the board. 1961[see pentomino]. 1979Sci. Amer. Apr. 19/1 The games played with the two 3-cell animals (the trominoes) are slightly more difficult to analyze. |