Questions tagged [fubini-study]

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What is the $K_i$ in Fubini-Study tensor?

Following this paper and tutorial from Pennylane, I'm trying to re-calculate the Fubini-Study tensor: $$ g_{i j}^{(\ell)}=\left\langle\psi_{\ell-1}\left|K_{i} K_{j}\right| \psi_{\ell-1}\right\rangle-\...