范畴C-cr的一些性质 |
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引用本文: | 于永溪.范畴C-cr的一些性质[J].数学研究及应用,1987,7(3):367-371. |
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作者姓名: | 于永溪 |
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摘 要: | O. In 1], we have shown the cusp catastrophy is the general mathematical model of the treatment based on syndrome differentiation, but the following phenomenons often happen: An old man may die without any local pathological change; A yong man can live well with some serious local pathological changes. In mechanics, there are many similar facts. Then, confronts us a new problem:
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收稿时间: | 1986/9/10 0:00:00 |
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