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Implement is_simply_laced() for CartanMatrix and a default folding for type A1 affine #16292

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tscrim opened this issue May 5, 2014 · 2 comments
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Implement is_simply_laced() for CartanMatrix and a default folding for type A1 affine #16292

tscrim opened this issue May 5, 2014 · 2 comments
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@sagetrac-sage-combinat
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c: combinatorics p: major / 3 t: enhancement
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sage-6.4

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@tscrim
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tscrim commented May 5, 2014

Because it's good to have a direct check on the Cartan matrix and because type A1(1) is not simply-laced.

CC: @sagetrac-sage-combinat @bsalisbury1

Component: combinatorics

Keywords: Cartan matrix, simply-laced

Author: Travis Scrimshaw

Branch/Commit: 9a06866

Reviewer: Ben Salisbury

Issue created by migration from https://trac.sagemath.org/ticket/16292
@tscrim tscrim added this to the sage-6.2 milestone May 5, 2014
@sagetrac-vbraun-spam sagetrac-vbraun-spam mannequin modified the milestones: sage-6.2, sage-6.3 May 6, 2014
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Reviewer: Ben Salisbury

@sagetrac-vbraun-spam sagetrac-vbraun-spam mannequin modified the milestones: sage-6.3, sage-6.4 Aug 10, 2014
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vbraun commented Aug 11, 2014

Changed branch from public/combinat/A1_folding_CM_is_sl_check to 9a06866

@vbraun vbraun closed this as completed in 08bb42e Aug 11, 2014
@tscrim tscrim mentioned this issue Mar 23, 2016
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