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Browsing Quaestiones Informaticae Vol 6 No 1 by Title

Browsing Quaestiones Informaticae Vol 6 No 1 by Title

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  • The use of colour in raster graphics 
    Smit, P.J. (Computer Society of South Africa (on behalf of SAICSIT), 1988)
    Colour computer graphics covers a wide field of applications such as games, computer aided-design, image processing and digital terrain modelling. The traditional way of using colour in raster graphics systems, the RGB ...
  • Using NLC-Grammars to Formalise the Take/Grant and Send/Receive Security Models 
    De Villiers, D.P.; Von Solms, S.H. (Computer Society of South Africa (on behalf of SAICSIT), 1988)
    In this paper the Send/Receive and Take/Grant logical security models are formalised using results from formal language theory. By using the graph rewriting facilities of NLC-grammars, and by extending these facilities ...

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