Irish mathematician Hamilton celebrated in Broombridge artwork
William Rowan Hamilton scratched his equation on north Dublin bridge in 1843
William Rowan Hamilton scratched his equation on north Dublin bridge in 1843
Crosswords & puzzles to keep you challenged and entertained
Full general election coverage including analysis and results for all 43 constituencies
How does a post-Brexit world shape the identity and relationship of these islands
Weddings, Births, Deaths and other family notices