Fraenkel word: Difference between revisions
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A '''Fraenkel word''' over ''n'' letters is defined recursively by | A '''Fraenkel word''' over ''n'' letters <math>\mathbf{0}, \mathbf{1}, ..., (\mathbf{n-1})</math> is defined recursively by | ||
<math>\displaystyle{ | <math>\displaystyle{ | ||