Years ago when he first started on his polyglot path he wrote on paper in runes or chinese characters ; now he uses excel spreadsheets and arabic numerals .
During the experiment , each subject was presented with various numerals from one to nine on a touch screen monitor .
测试期间,每一个受测者将会在触摸屏前,被展示以从一到九的若干数字。
The system works using handwritten numbers instead of letters because although others may be able to recognize your penned words , they 're not so good at distinguishing your handwritten numerals .