Splitting obstructions and ℤ₂ invariants time-reversal symmetric topological...
is another basis, it induces a differentα′(k2)\alpha^{\prime}(k_{2}), which is unitarily equivalent toα(k2)\alpha(k_{2})viaAa,b:=⟨va,vb′⟩A_{a,b}:=\langle v_{a},v_{b}^{\prime}\rangle; conseque...