1No vertices, transitivity zero, NULL weights: 2( ) 3 4No vertices, transitivity zero, NULL weights, no vs: 5( ) 6 7No vertices, transitivity zero, no weights: 8( ) 9 10No vertices, transitivity zero, no weights, no vs: 11( ) 12 13No vertices, transitivity NAN: 14( ) 15 16No vertices, transitivity NAN, no vs: 17( ) 18 19One vertex, transitivity zero: 20( 0 ) 21 22One vertex, transitivity NaN: 23( NaN ) 24 25One vertex, transitivity zero, vs one: 26( 0 ) 27 28One vertex, transitivity NaN, vs one: 29( NaN ) 30 31Simple graph, NULL weights, transitivity NAN: 32Warning: No weights given for Barrat's transitivity, unweighted version is used. 33( 1 0.666667 0.666667 0.333333 NaN NaN ) 34 35Simple graph, with weights, transitivity NAN: 36( 1 0.75 0.625 0.277778 NaN NaN ) 37 38Simple graph, with weights, transitivity zero: 39( 1 0.75 0.625 0.277778 0 0 ) 40 41Simple graph, with weights, transitivity zero, vss none: 42( ) 43 44Wrong weight length, vss all: 45Wrong weight length, vss none: 46