In this paper, a graph-theory-based approach for representing planar mechanisms is presented, the Santiago Portilla method (SPM). From the corresponding adjacency matrix, SPM generates an extended ...

Graphs, visual representations outlining the relationships between different entities, concepts or variables, can be very ...

Aiming at the lack of uniform mathematical model for multivariate graphs representation based on coordinate, a general model based on complex matrix is presented by analyzing and studying the ...

Peer ReviewDownload a summary of the editorial decision process including editorial decision letters, reviewer comments and ...

Peer ReviewDownload a summary of the editorial decision process including editorial decision letters, reviewer comments and author responses to feedback. Interorgan communication is vital for tissue ...