%0 Journal Article %A V. A. Daugavet %T Variant of the stepped exponential method of finding some of the first characteristic values of a symmetric matrix %J Žurnal vyčislitelʹnoj matematiki i matematičeskoj fiziki %D 1968 %P 158-165 %V 8 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/ZVMMF_1968_8_1_a10/ %G ru %F ZVMMF_1968_8_1_a10