On Sawollek polynomials of checkerboard colorable virtual links
2016 ◽
Vol 25
(02)
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pp. 1650010
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We give two new criteria of detecting checkerboard colorability of virtual links in terms of the Sawollek polynomials and compare the criteria with known criteria. By using these criteria we determine checkerboard colorability of virtual knots up to four classical crossings, with six exceptions.
2009 ◽
Vol 18
(05)
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pp. 625-649
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2012 ◽
Vol 21
(14)
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pp. 1250128
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2011 ◽
Vol 20
(12)
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pp. 1649-1667
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2013 ◽
Vol 22
(12)
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pp. 1341002
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2013 ◽
Vol 22
(13)
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pp. 1350073
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2006 ◽
Vol 15
(03)
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pp. 327-338
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2017 ◽
Vol 26
(01)
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pp. 1750007
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