export interface IMSTEdge {
    from: number;
    to: number;
    cost: number;
}
/**
 * Build a Minimum Spanning Tree (Prim's) over indexed nodes with a cost callback.
 * Returns a list of edges connecting all nodes in a tree (n-1 edges) or fewer if disconnected.
 */
export declare function buildMST<T>(nodes: T[], costFn: (i: number, j: number) => number, startIndex?: number): IMSTEdge[];
//# sourceMappingURL=mst.d.ts.map