发明申请
US20130132070A1 Computer-Based Construction of Arbitrarily Complex Formal Grammar Expressions
有权
基于计算机的任意复杂形式语法表达式的构建
- 专利标题： Computer-Based Construction of Arbitrarily Complex Formal Grammar Expressions
- 专利标题（中）： 基于计算机的任意复杂形式语法表达式的构建
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申请号： US13299692申请日： 2011-11-18
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公开(公告)号： US20130132070A1公开(公告)日： 2013-05-23
- 发明人: Yigal S. Dayan , Gil Fuchs , Josemina M. Magdalen
- 申请人： Yigal S. Dayan , Gil Fuchs , Josemina M. Magdalen
- 申请人地址： US NY Armonk
- 专利权人： International Business Machines Corporation
- 当前专利权人： International Business Machines Corporation
- 当前专利权人地址： US NY Armonk
- 主分类号： G06F17/27
- IPC分类号： G06F17/27
摘要：
A method, system and computer program product for building an expression, including utilizing any formal grammar of a context-free language, displaying an expression on a computer display via a graphical user interface, replacing at least one non-terminal display object within the displayed expression with any of at least one non-terminal display object and at least one terminal display object, and repeating the replacing step a plurality of times for a plurality of non-terminal display objects until no non-terminal display objects remain in the displayed expression, wherein the non-terminal display objects correspond to non-terminal elements within the grammar, and wherein the terminal display objects correspond to terminal elements within the grammar.