| Subject | English | Russian |
| gen. | hold a theory | придерживаться теории |
| math. | the erroneous theory had a strong hold on the minds | ошибочная теория овладела умами (the erroneous theory had a strong hold on the minds of mathematicians) |
| math. | theory had a strong hold on the minds | теория овладела умами (the erroneous theory had a strong hold on the minds of mathematicians) |