Question Number 31642 by Giannibo last updated on 11/Mar/18
$$\sim\:\mathrm{Equivalence}\:\mathrm{relation} \\ $$$$ \\ $$$$\left(\mathrm{a}\sim\mathrm{b}\:\&\:\mathrm{c}\nsim\mathrm{b}\right)\Rightarrow\mathrm{c}\nsim\mathrm{a} \\ $$$$\mathrm{True}\:\mathrm{or}\:\mathrm{false}\:\mathrm{and}\:\mathrm{why} \\ $$
Commented by Joel578 last updated on 12/Mar/18
$${a}\sim{b}\: \\ $$$$\mathrm{What}\:\mathrm{does}\:\mathrm{it}\:\mathrm{mean}? \\ $$