J. Rangel-Mondragon

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In this paper we consider tilings of ! 2 " n and ! 3" n rectangles using trominoes of which there are two basic shapes, namely a ! 1" 3 rectangle and an L-shaped figure. We will count how many ways the trominoes can be used to tile ! 2 " n and ! 3" n rectangles and how many of each shape are used among all the tilings of a particular size rectangle. 1.(More)
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