Two-to-one maps on solenoids and Knaster continua
Tom 141 / 1992
Fundamenta Mathematicae 141 (1992), 277-285
DOI: 10.4064/fm-141-3-277-285
Streszczenie
It is shown that 2-to-1 maps cannot be defined on certain solenoids, in particular on the dyadic solenoid, and on Knaster continua.