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Enjoy puzzling with biLLies By Paulus Gerdes
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Who of us does not like a pastime that can divert and educate at the same time? The puzzles in this book are accessible to teenagers and adults alike. They may be explored individually or in clubs,... More > either during leisure time or at school. The book presents hundreds of puzzles, which you can solve using some, or all, of the fourteen ‘biLLies’, the pieces of the game. “Warming-up exercises” pave the way for the rest of the book. In the second part of the book you are invited to build sequences of rather similar patterns. In the third part you will discover an interesting secret that will allow you to understand why some puzzles are so difficult. You will also be asked to make certain symmetrical patterns. Each chapter presents activities and puzzles, followed by one or more rounds of questions, answers and solutions. The Appendix explains how the ‘biLLies’ were conceived. (252 pp.)< Less
Drawings from Angola: Living Mathematics By Paulus Gerdes
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For children from age 8 to 14. “Drawings from Angola” present an introduction to an African story telling tradition. The tales are illustrated with marvelous drawings made in the sand. ... More > The book conveys the stories of the stork and the leopard, the hunter and the dog, the rooster and the fox, and others. It explains how to execute the drawings. The reader is invited to draw tortoises, antelopes, lions, and other animals. The activities proposed throughout the book invite the reader to experiment and to explore the ‘rhythm’ and symmetry of the illustrations. Surprising results will be playfully obtained, such as in arithmetic, a way to calculate quickly the sum of a sequence of odd numbers. Children will live the beautiful mathematics of the Angolan sanddrawings. Answers to the activities are provided. The book can be used both in classrooms and at home. (72 pp.)< Less
African Basketry: A Gallery of Twill-Plaited Designs and Patterns By Paulus Gerdes
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From the Preface: “Over the years, Paulus Gerdes has established himself as the pre-eminent expert on patterns in African weaving and basketry, and the broader implications of these patterns.... More > … This new book is a broad gallery of plaited African designs. These range over much of the continent while concentrating on those parts of Africa that are closest to his Mozambique center, including Kongo, Mbole and Mangbetu from Congo, Cokwe and Lunda from Angola, Digo from Kenya, Soga from Uganda, Zulu from South Africa, and Makhuwa in Mozambique itself, but including such distant peoples as Bamileke in Cameroon. In Gerdes’ gallery we are shown the love of patterns and symmetries that are the result of centuries of exultant exploration. Enjoy!” Donald W. Crowe Professor of Mathematics, Emeritus University of Wisconsin (220 pp.)< Less
The Bisos Game: Puzzles and Diversions By Paulus Gerdes
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Who does not like a pastime that can divert and educate at the same time? More than 50 puzzles will be presented in this booklet. To solve the puzzles one needs some or all nine pieces of the game. ... More > We will call the pieces bisos. The puzzles involve making figures that display certain properties. For example, with the nine bisos one can form a hexagon (see the front cover). The bisos puzzles and games could be an individual pastime, but can also be used by teachers as activities in clubs or to deepen various concepts of the school curriculum like those of polygons and symmetries. The bisos puzzles and games are accessible to children and adults from six to one hundred years of age. Amuse yourself! (72 pp.)< Less
Tinlhèlò, Interweaving Art and Mathematics: Colourful Basket Trays from the south of Mozambique By Paulus Gerdes
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The books “TINHLÈLÒ, Interweaving Art and Mathematics: Colourful Basket Trays from the South of Mozambique” exhibits and analyses coloured circular winnowing baskets... More > collected by the author since the end of the 1970s (132 pp. colour).< Less
Hats from Mozambique / Chapéus de Moçambique By Paulus Gerdes
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This booklet “Hats from Mozambique” presents photographs of hats I have collected since the 1980s from the coastal regions of Mozambique. Some of the hats presented here are exceptional... More > and very rare. I trust that the photographs will convey an impression of the beauty and diversity of hats made in Mozambique, and of the creativity and imagination of the women and men who weave them (52 pages, full color).< Less
1000 Doctoral Theses by Mozambicans or about Mozambique By Paulus Gerdes
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The books presents in historical order information (author, year, title, university, country) about 535 doctoral theses written by Mozambicans and about 544 doctoral theses about Mozambique written... More > by foreigners. Universities of 33 countries have awarded these doctoral degrees. Includes alphabetic and thematic indices, and various tables (2013, 236 pp.)< Less
Women, Culture and Geometry in Southern Africa By Paulus Gerdes
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New edition of award winning book "Women and Geometry in Southern Africa: Suggestions for Further Research", published by the "Universidade Pedagógica" (Mozambique) in... More > 1995. The original book contains chapters on geometrical ideas embedded in basket weaving, bead work, wall decoration, tattooing, and ceramics. The expanded edition includes a foreword by Sibusiso Moyo (Secretary of the African Mathematical Union Commission on Women in Mathematics in Africa, and Research Director of the Durban University of Technology, South Africa), afterwords by Ubiratan D'Ambrosio (Brazil) and Jens Hoyrup (Denmark), and the papers “Makwe colour inversion, symmetry and patterns” (Northeastern Mozambique) and “Symmetries on mats woven by Yombe women from the area along the Lower Congo." The book contains also a chapter written by Salimo Saide on the geometry of pottery decoration among Yao women (Nyassa Province, Mozambique). (2013, 276 pp.)< Less
1000 Doctoral Theses by Mozambicans or about Mozambique By Paulus Gerdes
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The updated edition contains information (author, year, title, university, country) about 535 doctoral theses by Mozambicans and about 544 doctoral theses about Mozambique written by foreigners.... More > Universities of 33 countries have awarded these doctoral degrees. The book includes alphabetic and thematic indices as well as various tables (2013, 236 pp.). A printed version is also available.< Less
African Doctorates in Mathematics: A Catalogue By Paulus Gerdes
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This volume presents a catalogue of over 2000 doctoral theses by Africans in all fields of mathematics, including applied mathematics, mathematics education and history of mathematics. The... More > introduction contains information about distribution by country, institutions, period, and by gender, about mathematical density, and mobility of mathematicians. Several appendices are included (female doctorate holders, doctorates in mathematics education, doctorates awarded by African universities to non-Africans, doctoral theses by non-Africans about mathematics in Africa, activities of African mathematicians at the service of their communities). Paulus Gerdes compiled the information in his capacity of Chairman of the African Mathematical Union Commission for the History of Mathematics in Africa (AMUCHMA). The book contains a preface by Mohamed Hassan, President of the African Academy of Sciences (AAS) and Executive Director of the Academy of Sciences for the Developing World (TWAS). (383 pp.)< Less