on the diagonal
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Diagonal Method — The Diagonal Method (DM) is a rule of thumb in photography, painting and drawing. Dutch photographer and lecturer Edwin Westhoff discovered the method when, after having long taught the rule of thirds in photography courses, he conducted visual… … Wikipedia
Diagonal intersection — is a term used in mathematics, especially in set theory. If is an ordinal number and is a sequence of subsets of , then the diagonal intersection, denoted by is defined to be … Wikipedia
diagonal procedure — The method first used by Cantor to show that there cannot be an enumeration of the real numbers. Any real number can be written as an infinite decimal. So we imagine a correspondence with the natural numbers, giving us some real as the first,… … Philosophy dictionary
Diagonal butterflyfish — Scientific classification Kingdom: Animalia Phylum … Wikipedia
The Diag — The Diag. Looking North toward Burton Tower and the Rackham building. At the University of Michigan in Ann Arbor, the Diag (pronounced /ˈdaɪ.æɡ/ dy ag) is a large open space i … Wikipedia
The Rape of the Sabine Women — ( in this context meaning kidnapping ( raptio ) rather than its prevalent modern meaning of sexual violation) is an episode in the legendary early history of Rome narrated by Livy and Plutarch ( Parallel Lives II, 15 and 19). It provided a… … Wikipedia
The Voyage of Life — series, painted by Thomas Cole in 1840, is a series of paintings that represent an allegory of the four stages of human life: childhood, youth, manhood, and old age. The paintings follow a voyager who travels in a boat on a river through the mid… … Wikipedia
Diagonal — For the avenue in Barcelona, see Avinguda Diagonal. The diagonals of a cube with side length 1. AC (shown in blue) is a space diagonal with length , while AC (shown in red) is a face diagonal and has length … Wikipedia
Diagonal matrix — In linear algebra, a diagonal matrix is a matrix (usually a square matrix) in which the entries outside the main diagonal (↘) are all zero. The diagonal entries themselves may or may not be zero. Thus, the matrix D = (di,j) with n columns and n… … Wikipedia
Diagonal functor — In category theory, for any object a in any category where the product exists, there exists the diagonal morphism satisfying for , where πk … Wikipedia
