the system of geometric design El-Said, Issam. creator El-Bouri, Tarek. Damlūji, Salmá Samar. Critchlow, Keith. text bibliography enk 1993 First Edition monographic eng spa

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135 p. ill. (some col.) ; 34 cm. Contents: Preface 6 -- Foreword 8 -- Editors’ Introduction 10 -- I. Geometric Patterns in Islamic Art -- Introduction 14 -- Geometric Patterns based on the Square Repeat Unit and the Root Two Systems of Proportion -- The construction of the square repeat unit and the division of the circle into four, or multiples of four, equal parts 16 -- Determining the size of the square repeat unit 17 -- The grid patterns that underlie the root two system of proportion 19 -- Expressing the grid patterns in terms of a selected square module 20 -- Generating the grid patterns using numbers 22 -- Mathematical or numerical rationalization of the root two system of proportion 24 -- Graphical analyses of geometric patterns based on the root two system of proportion 30 -- Geometric Patterns based on the Hexagonal Repeat Unit and the Root Three System of Proportion -- The construction of the hexagonal repeat unit and the division of the circle into three, or multiples of three, equal parts 56 -- Determining the size of the hexagonal repeat unit 58 -- The gird-patterns that underlie the root three system of proportion and their measure 60 -- Mathematical or numerical rationalization of the root three system of proportion 66 -- Graphical analyses of geometric patterns based on the root three system of proportion 69 -- Geometric Patterns based on the Double Hexagon System of Proportion -- The grid patterns that underlie the double hexagon system of proportion 88 -- Graphical analyses of geometric patterns based on the double hexagon system of proportion 89 -- Notes 113 -- II Man and Measure -- Historical Background 116 -- Numerals and Arithmetic 117 -- Measuring and Dividing Dimensions -- a. Using the Circle 121 -- b. Using Square 124 -- Geometry and Irrational Numbers 128 -- The Remen and the Royal Cubit 130 -- The Grid Pattern 132 -- Notes 133 -- Bibliography 134 -- Index 135 -- Issam El-Said ; edited by Tarek El-Bouri & Keith Critchlow ; general editor, Salma Samar Damluji. Index Includes bibliographical references (p. 134) and index. Islamic art Art, Islamic Decoration and ornament, Architectural Islamic countries Islamic architecture Repetitive patterns (Decorative arts) Islamic countries N6260 E4 1993 9781873938454 pucpr 950315 20260604135344.0 eng