On the Clebsch-Gordan problem in prime characteristic

We study the tensor product of an induced module and Weyl module, for the special linear group of order two over an algebraically closed field of positive characteristic. We are primarily concerned with the decomposition of such modules into indecomposable summands, and construct a method which allo...

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Main Author: Martin, Samuel
Other Authors: Donkin, Stephen ; Bate, Michael
Published: University of York 2018
Subjects:
510
Online Access:https://ethos.bl.uk/OrderDetails.do?uin=uk.bl.ethos.745801
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spelling ndltd-bl.uk-oai-ethos.bl.uk-7458012019-03-05T15:29:19ZOn the Clebsch-Gordan problem in prime characteristicMartin, SamuelDonkin, Stephen ; Bate, Michael2018We study the tensor product of an induced module and Weyl module, for the special linear group of order two over an algebraically closed field of positive characteristic. We are primarily concerned with the decomposition of such modules into indecomposable summands, and construct a method which allows one to give the decomposition for any such module in any characteristic. We also develop a variety of other techniques to give the decomposition in particular cases. Furthermore, we give a complete account of exactly when such a module is a tilting module for all primes, and give a number of results in a more general setting.510University of Yorkhttps://ethos.bl.uk/OrderDetails.do?uin=uk.bl.ethos.745801http://etheses.whiterose.ac.uk/20504/Electronic Thesis or Dissertation
collection NDLTD
sources NDLTD
topic 510
spellingShingle 510
Martin, Samuel
On the Clebsch-Gordan problem in prime characteristic
description We study the tensor product of an induced module and Weyl module, for the special linear group of order two over an algebraically closed field of positive characteristic. We are primarily concerned with the decomposition of such modules into indecomposable summands, and construct a method which allows one to give the decomposition for any such module in any characteristic. We also develop a variety of other techniques to give the decomposition in particular cases. Furthermore, we give a complete account of exactly when such a module is a tilting module for all primes, and give a number of results in a more general setting.
author2 Donkin, Stephen ; Bate, Michael
author_facet Donkin, Stephen ; Bate, Michael
Martin, Samuel
author Martin, Samuel
author_sort Martin, Samuel
title On the Clebsch-Gordan problem in prime characteristic
title_short On the Clebsch-Gordan problem in prime characteristic
title_full On the Clebsch-Gordan problem in prime characteristic
title_fullStr On the Clebsch-Gordan problem in prime characteristic
title_full_unstemmed On the Clebsch-Gordan problem in prime characteristic
title_sort on the clebsch-gordan problem in prime characteristic
publisher University of York
publishDate 2018
url https://ethos.bl.uk/OrderDetails.do?uin=uk.bl.ethos.745801
work_keys_str_mv AT martinsamuel ontheclebschgordanprobleminprimecharacteristic
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