Multipath Route Optimization with Multiple QoS Constraints Based on Intuitionistic Fuzzy Set Theory

Table 2

Main notations used in this paper.

Symbol	Description
	The number of nodes along path
𝑐𝑖𝑗	The weight (or arc length) of the attribute over link
	The weight of the th attribute parameter along path th
	The additive attribute weights along a link from node to node
	The multiplicative attribute weights along a link from node to node
	The extreme attribute (maximum or minimum) weights along a link from node to node
	The number of alternative path schemes from the source node to the destination node
	The number of attributes involved in the decision
	The set of nodes from source node to destination node
	The sum of the additive properties of all routing nodes along a path
	The product of the multiplicative properties of all routing nodes along a path
	The maximum or minimum value of the polarity of all routing nodes along a path