graph theory 2 теорія графів 2 05C50 1 05C80 1 05D409 1 05D99 1 47A10 1 90B06 1 Bayesian network 1 Domino effect 1 Extremal Graph Theory 1 Family 1 Jacobi matrix 1 Markov chain 1 Operations Research 1 Petri net 1 adjacency operator 1 cascade failure 1 cospectral graphs 1 critical infrastructure 1 economic aspects 1 ontology 1 optimization 1 power supply system 1 reliability 1 spectral graph theory 1 spectral measure 1 spectral multiplicity function 1 technical aspects 1 unitarily equivalent operators 1