Index of the second node.
Index of the first node.
Index of the second node.
Index of the first node.
Index of the second node.
Index of the first node.
Index of the second node.
TODO - This index thing actually fucks up things,maybe use mappings Or nodes should actually be the indices to an array of values, connections an array of arrays - also indexed by nodes.
The index of the node to remove.
Index of the first node.