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Showing 1 to 1 of 1 for “"Worterweiterungen"”.
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Forbidden-Patterns and Word Extensions for Concatenation Hierarchies
Starfree regular languages can be build up from alphabet letters by using only Boolean operations and concatenation. The complexity of these languages can be measured with the so-called dot-depth. This measure leads to concatenation hierarchies like the dot-depth hierarchy (DDH) and the closely …