Decomposition Numbers for Generic Iwahor
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JΓΌrgen MΓΌller
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Article
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1997
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Elsevier Science
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English
β 256 KB
We compute the β½ -modular decomposition matrices for the generic e Ε½ . IwahoriαHecke algebras of type I m for m g β«,ήβ¬ m ) 2, H , and H , for all 2 3 4 e g β«ήβ¬ leading to nontrivial decomposition maps. The results are obtained by a combined use of different ideas from computational representation th