Changes between Initial Version and Version 1 of Ticket #8154


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Timestamp:
Feb 2, 2010, 4:33:28 PM (13 years ago)
Author:
Anne Schilling
Comment:

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  • Ticket #8154 – Description

    initial v1  
    11New features for crystals:
    22
    3 - Started framework for general highest weight crystals in /combinat/crystals/highest_weight.py
    4   - Implementation of finite dimensional highest weight crystals for type E6 and E7
    5 - Added new class for direct sums of crystals in /combinat/crystals/direct_sum.py
    6 - Added a new crystal morphism function for acyclic crystals
    7 - Added the Demazure operators on crystals
    8 - Added Demazure characters for finite crystals in the ambient weight lattice
    9 - Added _test_fast_iter method to compare two different ways of creating list of classical crystals
     3 - Started framework for general highest weight crystals in /combinat/crystals/highest_weight.py
     4 - Implementation of finite dimensional highest weight crystals for type E6 and E7
     5 - Added new class for direct sums of crystals in /combinat/crystals/direct_sum.py
     6 - Added a new crystal morphism function for acyclic crystals
     7 - Added the Demazure operators on crystals
     8 - Added Demazure characters for finite crystals in the ambient weight lattice
     9 - Added _test_fast_iter method to compare two different ways of creating list of classical crystals
    1010
    1111New features for Kirillov-Reshetikhin crystals:
    1212
    13 - Implementation of Kirillov-Reshetikhin crystals B^{r,s} of type E_6^{(1)} for r=1,2,6
    14 - Pointer to KirillovReshetikhin crystals given in /combinat/crystals/affine.py (as requested by Dan Bump)
    15 - Added R-matrix for tensor product of two KR crystals
     13 - Implementation of Kirillov-Reshetikhin crystals B^{r,s} of type E_6^{(1)} for r=1,2,6
     14 - Pointer to KirillovReshetikhin crystals given in /combinat/crystals/affine.py (as requested by Dan Bump)
     15 - Added R-matrix for tensor product of two KR crystals
    1616
    1717Bug fix:
    1818
    19 - Fixed whitespace problems in
     19 - Fixed whitespace problems in
    2020/combinat/crystals/crystals.py
    2121/combinat/crystals/kirillov_reshetikhin.py