Download or read book Science and an African Logic written by Helen Verran and published by University of Chicago Press. This book was released on 2001-12-15 with total page 289 pages. Available in PDF, EPUB and Kindle. Book excerpt: Does two and two equal four? Ask someone and they should answer yes. An equation such as this seems the very definition of certainty, but is it? In this book, Helen Verran addresses precisely that question.