David Nelson has recently retired from his post as Lecturer in Education at Manchester University. He specialises in mathematical education and micro-computing. He lives in Inverness.

The Penguin Dictionary of Mathematics belongs in every classroom and on the bookshelf of every budding young mathematician, not just to satisfy curiosity but to light a fire that could burn a lifetime.

David Nelson has recently retired from his post as Lecturer in Education at Manchester University. He specialises in mathematical education and micro-computing. He lives in Inverness.

The Penguin Dictionary of Mathematics belongs in every classroom and on the bookshelf of every budding young mathematician, not just to satisfy curiosity but to light a fire that could burn a lifetime.

David Nelson has recently retired from his post as Lecturer in Education at Manchester University. He specialises in mathematical education and micro-computing. He lives in Inverness.

The Penguin Dictionary of Mathematics belongs in every classroom and on the bookshelf of every budding young mathematician, not just to satisfy curiosity but to light a fire that could burn a lifetime.