The specific procedures are as follows:
1. According to their own use habits will mathtype software open, into the editing window.
2. In the edit window, select Edit-Insert symbol in the MathType menu, and a caret window will just pop up.
Click "Edit"--"insert symbol"
3. In the Insert Symbol window, set view to style, text. Locate the Roman letter in the following symbol template for input. Roman Numeral 1 is the uppercase I.
Find Roman letters in the symbol template to enter
Note: 1. The Roman numerals included in the MathType are very limited, and you can enter the three digits of 1, 2, 3, and if you need more Roman numbers, we recommend that you use the "insert"--"special symbol"--"number ordinal" feature in Word.
2. You can also set "view" to "Font", and then in the Options menu behind the font to select the font you are interested in to see if you need.
Set the view mode to different options