#20509: khovanov homology of links
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Reporter: mmarco | Owner:
Type: enhancement | Status: needs_review
Priority: major | Milestone: sage-7.2
Component: algebraic | Resolution:
topology | Merged in:
Keywords: knots | Reviewers:
Authors: Miguel Marco | Work issues:
Report Upstream: N/A | Commit:
Branch: | ea937a9e5f263eecdfe9ca32272cbb07a00d582f
u/mmarco/khovanov_homology_of_links| Stopgaps:
Dependencies: |
-------------------------------------+-------------------------------------
Changes (by {'newvalue': u'Miguel Marco', 'oldvalue': ''}):
* status: new => needs_review
* author: => Miguel Marco
* cc: kcrisman, tscrim, amitjamadagni, jhpalmieri, fuglede (added)
* component: PLEASE CHANGE => algebraic topology
* keywords: => knots
* commit: => ea937a9e5f263eecdfe9ca32272cbb07a00d582f
* type: PLEASE CHANGE => enhancement
Old description:
New description:
This branch implements khovanov homology for links.
{{{
sage: K = Link([[[1, -2, 3, -1, 2, -3]],[-1, -1, -1]])
sage: K.khovanov_homology()
{-9: {-3: Z},
-7: {-3: 0, -2: C2},
-5: {-3: 0, -2: Z, -1: 0, 0: 0},
-3: {-3: 0, -2: 0, -1: 0, 0: Z},
-1: {0: Z}}
}}}
It is computed by following the definition.
--
Comment:
New commits:
||[http://git.sagemath.org/sage.git/commit/?id=ea937a9e5f263eecdfe9ca32272cbb07a00d582f
ea937a9]||{{{Added khovanov homology method to Links}}}||
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Ticket URL: <http://trac.sagemath.org/ticket/20509#comment:2>
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