| 摘要 |
The present invention relates to a formula input method using a computing medium, which displays only a relevant formula in automatic mode in response to a key input, which facilitates formula input as well as creation, editing, revision and deletion of a formula with the aid of an input device such as short-cut keys or a mouse and by providing elements in a formula in the form of independent characters, the elements comprising math symbols, superscripts/subscripts attached to the math symbols, individual characters that belong to the math symbols in a formula and special characters, and which offers management based on the same characteristics of letters, characters and documents within the same field or fields as general letters to increase user convenience and allow users to express and create a formula with ease.
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