Undefined Variable

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Agencja Reklamowa łodź Grafika Reklamowa Druk - One of the best experts on this subject based on the ideXlab platform.

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  • Research on formal description of data flow software faults
    2010 International Conference on Computer Application and System Modeling (ICCASM 2010), 2010
    Co-Authors: Jin-hui Shan, Ri-hua Xiang, Ming Dong
    Abstract:

    Software plays an important part in our society. The occurrence of software fault may lead to serious disaster. Data flow software fault is a kind of important software fault. In this paper, the properties of data dependency relationship are studied, the formal definitions of some data flow software faults, such as using Undefined Variable, nonused Variable since definition, and redefining nonused Variable since definition are given, the corresponding detecting methods are proposed, and some sample data flow software faults are given to demonstrate the effectiveness of the proposed methods.