Jan B. Hext

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Simple investigation will verify that it cannot b e formed from one or two cubes. The minimum number of cubes for 567 is therefore three . In 1770, Mr Waring asserted that `ever y positive integer(More)
An examination is made of the different ways in which APL and ALGOL 68 refer to cross-sections or other subsets of an array. It is noted that APL allows a variety of reference operations but no(More)
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