| Sumario: | The writer discusses DERIVE 3.0, described by its developers as a mathematical assistant for the personal computer. He outlines the functions of DERIVE, what is new in DERIVE 3.0, DERIVE documentation and literature, qualities that recommend it as a tool for students and as an input into teaching materials for quantitative courses, its limitations, and how it compares with other computer algebra systems. The writer concludes that DERIVE represents an invaluable mathematical assistant for any user of quantitative methods, not merely the specialist.
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