Patent ID: 8959096
Filing Date: 2015-02-17
Classification: G06F

Abstract:
1. A data structure stored in a memory device for storing data for access and execution by a computer system comprising: a plurality of nodes, each node including: a plurality of directed edges, each comprising a direction and connecting first and second selected nodes among the plurality of nodes, the first selected node comprising a parent node, the second selected node comprising a child node, the direction of the directed edge indicating which of the two selected nodes is the parent node and which is the child node, wherein the parent node includes a parent secondary directed acyclic graph interval field with a parent lower endpoint and a parent upper endpoint, and wherein the child node includes a child secondary directed acyclic graph interval field with a child lower endpoint and a child upper endpoint; and wherein the parent lower endpoint is less than or equal to the child lower endpoint and the parent upper endpoint is greater than or equal to the child upper endpoint.