Hajnal, András; Maass, Wolfgang; Pudlák, Pavel; Szegedy, Márió; Turán, György Threshold circuits of bounded depth. (English) Zbl 0801.68052 J. Comput. Syst. Sci. 46, No. 2, 129-145 (1993). MSC: 68Q05 68Q10 PDFBibTeX XMLCite \textit{A. Hajnal} et al., J. Comput. Syst. Sci. 46, No. 2, 129--145 (1993; Zbl 0801.68052) Full Text: DOI
Hajnal, András; Nemeti, I. Applications of universal algebra, model theory, and categories in computer science. (English) Zbl 0446.68021 Comput. Linguist. Comput. Lang. 13, 251-282 (1979). MSC: 68Q65 68-02 00A15 68Q45 18B20 08C15 68Q60 68P05 68N01 PDFBibTeX XMLCite \textit{A. Hajnal} and \textit{I. Nemeti}, Comput. Linguist. Comput. Lang. 13, 251--282 (1979; Zbl 0446.68021)