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A crossword (or crossword puzzle) is a word game consisting of a grid of black and white squares, into which solvers enter words or phrases ("entries") crossing each other horizontally ("across") and vertically ("down") according to a set of clues. Each white square is typically filled with one letter, while the black squares are used to ...
A 15x15 lattice-style grid is common for cryptic crosswords. A cryptic crossword is a crossword puzzle in which each clue is a word puzzle. Cryptic crosswords are particularly popular in the United Kingdom, where they originated, [1] as well as Ireland, the Netherlands, and in several Commonwealth nations, including Australia, Canada, India, Kenya, Malta, New Zealand, and South Africa.
The Friday and Saturday puzzles, the most difficult, are almost always themeless and "wide open", with fewer black squares and more long words. The maximum word count for a themed weekday puzzle is normally 78 words, while the maximum for a themeless Friday or Saturday puzzle is 72; Sunday puzzles must contain 140 words or fewer. [9]
Thus A T x = 0 if and only if x is orthogonal (perpendicular) to each of the column vectors of A. It follows that the left null space (the null space of A T) is the orthogonal complement to the column space of A. For a matrix A, the column space, row space, null space, and left null space are sometimes referred to as the four fundamental subspaces.
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Oracle stock fell close to 7% on Tuesday, marking the steepest daily loss of the year, after second quarter results fell short of Wall Street analyst expectations and a forecast for artificial ...
Steve Guttenberg hit the ground running to help people impacted by the fires in Pacific Palisades — and he was almost unrecognizable. The flames first began around 10:30 a.m. local time on ...