Given an ergodic measured discrete equivalence relation 𝓡 and an ergodic subrelation 𝒮 ⊂ 𝓡 of finite index, C. Sutherland showed that they are represented by the cross products 𝓟 ⋊αG and 𝓟 ⋊αH of ...
1 Apply the basic principles of mathematical logic. 2 Construct and analyse mathematical proofs. 3 Apply the principles of set theory, functions and relations. 4 Apply the principles of abstract ...