AP_tree_edge * rootEdge()
AP_tree_edge * makeEdge(AP_tree_nlen *n1, AP_tree_nlen *n2)
AP_tree_nlen * rootNode()
void destroyNode(AP_tree_nlen *node)
AP_tree_edge * makeEdge(AP_tree_nlen *n1, AP_tree_nlen *n2)
void destroyEdge(AP_tree_edge *edge)
void destroyEdge(AP_tree_edge *edge)
AP_tree_nlen * makeNode(AP_pars_root *proot)