Operators and Matrices · Volume 7, Issue 4 Norm convergence of sectorial operators on varying Hilbert spaces 07-54 Pages 955-995 DOI 10.7153/oam-07-54 Downloads Short PDF Full PDF PNG Authors Delio Mugnolo Robin Nittka Olaf Post Keywords diffusion equations on networks approximation schemes sectorial operators norm convergence of operators in different Hilbert spaces spectral convergence Subject classes 34B45 35P05 47D06