0 votes 0 votes Review the way that we define sets to be the same size in Definition $4.12$ (page $203$). Show that “is the same size” is an equivalence relation. Theory of Computation michael-sipser theory-of-computation turing-machine countable-uncountable-set proof + – admin asked Oct 17, 2019 • edited Oct 17, 2019 by Lakshman Bhaiya admin 421 views answer comment Share Follow See all 0 reply Please log in or register to add a comment.