A comparative analysis of protective arms of central Asian nomads with the method of mathematical modeling" . Korobeinikov S.N., Khudyakov Yu.S., Shutov A.V. The model of brittle fracture of thin-wall structures developed earlier by the authors is used to compare the protective arms of ancient soldiers on the basis of numerical solution of linear and nonlinear solid mechanics problems. ... Some quantitative characteristics of protective properties for bronze and iron plates are presented. ...