Fuzzy invariant subgroups and fuzzy ideals. (English) Zbl 0488.20005


20A15 Applications of logic to group theory
03E72 Theory of fuzzy sets, etc.
12L99 Connections between field theory and logic
Full Text: DOI


[1] Rosenfeld, A., Fuzzy groups, J. math. anal. appl., 35, 512-517, (1971) · Zbl 0194.05501
[2] Pu, P.-M.; Liu, Y.-M., Fuzzy topology. I. neighborhood structure of a fuzzy point and Moore-Smith convergence, J. math. anal. appl., 76, 571-599, (1980) · Zbl 0447.54006
[3] Pu, P.-M.; Liu, Y.-M., Fuzzy topology. II. product and quotient spaces, J. math. anal. appl., 77, 20-37, (1980) · Zbl 0447.54007
[4] Jacobson, N., ()
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