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费马—托里拆利点构造法的数列插值：捷克2011—2021年通胀示例AI 解读

The use of regression analysis for processing experimental data is fraught with certain difficulties, which, when models are constructed, are associated with assumptions, and there is a normal law of error distribution and variables are statistically independent. In practice , these conditions do not always take place . This may cause the constructed economic and mathematical model to have no practical value. As an alternative approach to the study of numerical series,…

三角法平滑与指数级数逼近：匈牙利1992—2022年GDP案例AI 解读

In practice , quite often there is a need to describe the values set by means of a table in the form of some functional dependence . The observed values , due to certain circumstances , have an error . For approximation, it is advisable to use a functional dependence that would allow smoothing out the errors of the observation results. Approximation allows you to determine intermediate values of functions that are not listed among the data in the observation table. The use…