FORMULA INPUT METHOD USING A COMPUTING MEDIUM
First Claim
1. A formula input method using a computing medium, in which one or more formulas are entered in a web page or a word document using a personal terminal, including a computer terminal, comprising:
- setting formula keywords representative of formulas using keys of an input device of the personal terminal;
activating an input field, that is, an output region, in which information is displayed in response to pressing of the keys of the display device of the personal terminal, and pressing a first key based on a user'"'"'s manipulation;
displaying a letter corresponding to the pressed first key in the input field;
determining whether the pressed first key corresponds to one of the formula keywords;
if the pressed first key corresponds to one of the formula keywords, displaying formulas corresponding to the formula keyword using the display device in menu form which enables the user to select a formula;
pressing a second key identical to or different from the first key using the input device based on the user'"'"'s manipulation;
determining whether the second key is a key used to select a formula displayed in the formula menu; and
, if the second key is a key used to select the formula, displaying a formula, selected by the second key, in the input field.
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Abstract
The present invention relates to a formula input method using a computing medium, which displays only a corresponding 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 normal letters to increase user convenience and allow users to express and create a formula with ease.
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Citations
9 Claims
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1. A formula input method using a computing medium, in which one or more formulas are entered in a web page or a word document using a personal terminal, including a computer terminal, comprising:
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setting formula keywords representative of formulas using keys of an input device of the personal terminal;
activating an input field, that is, an output region, in which information is displayed in response to pressing of the keys of the display device of the personal terminal, and pressing a first key based on a user'"'"'s manipulation;displaying a letter corresponding to the pressed first key in the input field;
determining whether the pressed first key corresponds to one of the formula keywords;
if the pressed first key corresponds to one of the formula keywords, displaying formulas corresponding to the formula keyword using the display device in menu form which enables the user to select a formula;
pressing a second key identical to or different from the first key using the input device based on the user'"'"'s manipulation;
determining whether the second key is a key used to select a formula displayed in the formula menu; and
, if the second key is a key used to select the formula, displaying a formula, selected by the second key, in the input field. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9)
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Specification