All Shops

Go to British Wildlife

6 issues per year 84 pages per issue Subscription only

British Wildlife is the leading natural history magazine in the UK, providing essential reading for both enthusiast and professional naturalists and wildlife conservationists. Published six times a year, British Wildlife bridges the gap between popular writing and scientific literature through a combination of long-form articles, regular columns and reports, book reviews and letters.

Subscriptions from £25 per year

Conservation Land Management

4 issues per year 44 pages per issue Subscription only

Conservation Land Management (CLM) is a quarterly magazine that is widely regarded as essential reading for all who are involved in land management for nature conservation, across the British Isles. CLM includes long-form articles, events listings, publication reviews, new product information and updates, reports of conferences and letters.

Subscriptions from £18 per year
Academic & Professional Books  Reference  Physical Sciences  Mathematics

Four Colours Suffice How the Map Problem was Solved

Out of Print
By: Robin Wilson
Publisher: Penguin Books
Four Colours Suffice
Click to have a closer look
Select version
  • Four Colours Suffice ISBN: 9780141009087 Paperback Aug 2005 Out of Print #142931
  • Four Colours Suffice ISBN: 9780713996708 Hardback Nov 2002 Out of Print #133419
About this book Biography Related titles

About this book

For over a century, the four colour problem was one of the most famous conundrums in mathematics. The problem is simply stated. can every map be coloured with at most, four colours, so that neighbouring countries are coloured differently? Robin wilson clarifies the problem, explains the proof and introduces the mathematicians behind the mathematics.

Customer Reviews


Robin Wilson is Senior Lecturer in Mathematics at the Open University and Fellow of Keble College, Oxford.
Out of Print
By: Robin Wilson
Publisher: Penguin Books
Current promotions
Best of Winter 2018Handbook of the Bees of the British Isles (2-Volume Set)Order your free copy of our 2018 equipment catalogueBritish Wildlife