RANDOM NETWORK MODEL P(L):the probability to have a network of exactly L links P(D)= 2p0-p N(N-1)_L .The average number of links <L>in a random graph N(N-1) <L>= ∑LP(L)=p N(N-1) <k>=2L/W=pW-1) 2 L=0 .The standard deviation N(N-1) o2=p1-p) 2 Network Science:Random GraphsRANDOM NETWORK MODEL P(L): the probability to have a network of exactly L links Network Science: Random Graphs P(L) = N 2 æ è ç ö ø ÷ L æ è ç ç ç ö ø ÷ ÷ ÷ p L (1- p) N(N-1) 2 -L < L >= LP(L) = p N(N -1) 2 L= 0 N(N-1) 2 å •The average number of links <L> in a random graph •The standard deviation s 2 = p(1- p) N(N -1) 2 < k >= 2L/N = p(N -1)