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The present paper is concerned with exploring some problems in analyzing the structure of friendship choices. The data come from a sociometric study of the impact of a computer conference on affective ties among some social scientists and mathematicians. They have been repor ted elsewhere (L. Freeman & S. Freeman, 1979; S. Freeman & L. Freeman, 1979). The(More)
Computers are no longer the esoteric playthings of mathematicians and engineers; they have become the day-in-day-out workhorses of data analysis. As they get wider application, there is increasing demand for the production of programs for the solution of new problems. But the number of programmers who are able to prepare all these new programs is limited.(More)
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