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In this paper the construction of a switching network capable of <italic>n</italic>!-permutation of its <italic>n</italic> input terminals to its <italic>n</italic> output terminals is described. The building blocks for this network are binary cells capable of permuting their two input terminals to their two output terminals. The number of cells used by the(More)
The purpose of th]s paper is to point out the sigmficant quantity of work in progress on techmques that will enable programmers to prove their programs correct This work has included: investigations m the theory of program schemas or abstract programs, development of the art of the informal or manual proof of correctness; and development of mechanical or(More)
This note describes an approach take n for four consecutive semesters i n teaching an introductory programmin g course. The CIS — 21 course at Templ e University is being taught at the Schoo l of Business. It serves an a n introductory course to prospectiv e computer science majors as well as a required course to all liberal arts an d business(More)
Efficient human problem solving paradigms, which depend on progressing toward a solution by performing a series of intermediate decisions, have been found to consist of two distinct strategies. Strategy-1, could be considered the information gathering part. It consists of decisions, at each step, formulated primarily with the objective of maximizing the(More)