TY CONF TI Generalized computational experiment in the problems of numerical methods verification KW generalized computational experiment KW numerical methods KW verification problems KW error index JO International Conference "Computing for Physics and Technology - CPT2020" AU Alekseev, A.. AU Bondarev, A.. AU Kuvshinnikov, A.. PY 2025 PB ANO "Scientific and Research Center for Information in Physics and Technique"