spheres.symmetrization.spin_sym_map

spheres.symmetrization.spin_sym_map(j)[source]

Constructs an isometric linear map from spin-j states to permutation symmetric states of 2j spin-\(\frac{1}{2}\)’s.

Parameters

j (int) – j value.

Returns

S – Linear map from \(2j+1\) dimensions to \(2^{2j}\) dimensions.

Return type

qt.Qobj