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Comment by jsjohnst | Hacker News Reader
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jsjohnst
·
Their first name isn’t derived from Katherine. ;)
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byteknight
·
Kay is derived from Kate. Kate is Derived from Kathy or Katherine.
jvanderbot
·
Nicknames satisfy the transitive property.
bmacho
·
Nicknames are the objects, isDerivedFrom is the transitive relation on them.
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