| English | Russian |
| finding of an effective method for | нахождение эффективного метода (the finding of an effective method for bounding this norm remains a challenging open problem) |
| the finding of an effective method for bounding this norm remains a challenging open problem | отыскание эффективного метода |
| the finding of an effective method for bounding this norm remains a challenging open problem | остаётся открытой проблемой |