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math.CO2017
An infinite class of unsaturated rooted trees corresponding to designable RNA secondary structures
Jonathan Jedwab, Tara Petrie, Samuel Simon
An RNA secondary structure is designable if there is an RNA sequence which can attain its maximum number of base pairs only by adopting that structure. The combinatorial RNA design…
math.CO2017
Linking systems of difference sets
Jonathan Jedwab, Shuxing Li, Samuel Simon
A linking system of difference sets is a collection of mutually related group difference sets, whose advantageous properties have been used to extend classical constructions of sys…