A 16-year-old 5th year student from the Christian Brothers' School in Synge St in Dublin is the Esat-BT Young Scientist of the Year.

Ronan Larkin’s winning project was entitled 'Generalised Continued Fractions'.

His win was announced by Minister Noel Dempsey at the awards ceremony this evening at the RDS.

Ronan’s project impressed the judges as a superbly presented development of new techniques for solving difficult mathematical equations.

The individual runner up was Patrick Collison, from Castletroy College in Co Limerick, for his project on artificial intelligence.

The overall group award went to Róisín McCloskey and Brendan Hill from Lumen Christy College, Derry. Their project, entitled 'Self Organised Criticality', studied the dynamics of sandpiles.

The runners up in the group project category were Raymond Galligan, Christina Hanniffy and Angela Mulligan, from Moyne Community School on the Cavan/Longford border. They carried out a project on teenage smoking, entitled 'Teenage Smokers can be Stopped'.