\chapcontents {1}{Design}{3} \seccontents {1.1}{Installing the DESIGN Package} {3} \seccontents {1.2}{Loading DESIGN} {4} \seccontents {1.3}{The structure of a block design in DESIGN} {4} \seccontents {1.4}{Example of the use of DESIGN} {4} \chapcontents {2}{Information from block design parameters}{7} \seccontents {2.1}{Information from $t$-design parameters} {7} \seccontents {2.2}{Block intersection polynomials} {9} \chapcontents {3}{Constructing block designs}{11} \seccontents {3.1}{Functions to construct block designs} {11} \chapcontents {4}{Determining basic properties of block designs}{18} \seccontents {4.1}{The functions for basic properties} {18} \chapcontents {5}{Automorphism groups and isomorphism testing for block designs}{22} \seccontents {5.1}{Computing automorphism groups} {22} \seccontents {5.2}{Testing isomorphism} {22} \chapcontents {6}{Classifying block designs}{24} \seccontents {6.1}{The function BlockDesigns} {24} \chapcontents {7}{Partitioning block designs}{27} \seccontents {7.1}{Partitioning a block design into block designs} {27} \seccontents {7.2}{Computing resolutions} {30} \chapcontents {8}{XML I/O of block designs}{32} \seccontents {8.1}{Writing lists of block designs and their properties in XML-format} {32} \seccontents {8.2}{Reading lists of block designs in XML-format} {33} \chapcontents {}{Bibliography}{34} \chapcontents {}{Index}{35}