Cartographic estimation of population size of the Republic of Mordovia by means of geoinformation systems

The article shows the capabilities of using the tools of the QGIS geographic information system for the analysis, evaluation and visual presentation of population data in cartographic form. The study is carried out on the data of the population of municipal districts of the Republic of Mordovia. The methods of quantitative background, point density, heat map based on statistical models by the method of equal intervals and quantiles, maps of anamorphosis are used. As a result, cartographic materials visualizing the features of the spatial distribution of the population of municipal districts are presented.