what does the degree of a vertex represent in an academic collaboration graph? what does the neighborhood of a vertex represent ?what do isolated and pendant vertices represen?

what does the degree of a vertex represent in an academic collaboration graph? what does the neighborhood of a vertex represent ?what do isolated and pendant vertices represen?

what does the degree of a vertex represent in an academic collaboration graph? what does the neighborhood of a vertex represent ?what do isolated and pendant vertices represen?

what does the degree of a vertex represent in an academic collaboration graph? what does the neighborhood of a vertex represent ?what do isolated and pendant vertices represen?