Some articles on amhlaide:

Amlethus - Parallels in Britain and Ireland
... Queen Gormflaith, who laments the death of her husband, Niall Glundubh, at the hands of Amhlaide in 919 at the battle of Ath-Cliath ... of the English Havelok, but nowhere else does he receive the nickname of Amhlaide ... If Amhlaide may really be identified with Sigtrygg, who first went to Dublin in 888, the relations between the tales of Havelok and Hamlet show other ways that ...