Time varying finite automata

References

• Ginsburg , S. 1966 . Mathematical Theory of Context-free Languages , McGraw-Hill .
   Google Scholar
• Hofstadter , D. R. 1983 . Metamagical themas: Parquet deformations: Patterns of tiles that shift gradually in one dimension . Scientific American , 249 ( 1 )
   Google Scholar
• Hopcrofl , J. E. and Ullman , J. D. 1979 . Introduction to Automata Theory, Languages and Computation , Addison-Wesley .
   Google Scholar
• Krithivasan , K. and Das , A. 1984 . Proceedings of the 4th FST and TCS Conference . Treating terminals as function values of time . 1984 . pp. 188 – 201 . Lecture notes in Computer Science
   Google Scholar
• Krithivasan , K. and Das , A. 1985 . Terminal weighted grammars and picture description . Computer Vision, Graphics and Image Processing , 30 : 13 – 31 .
   Google Scholar
• Salomaa , A. 1973 . Formal Languages , Academic Press .
   Google Scholar
• Salomaa , A. 1981 . Jewels of Formal Language Theory , Computer Science Press .
   Google Scholar
• Wegner , L. 1982 . Is ωωω R cube-free? . Bulletin of EATCS , 18 : 120
   Google Scholar