Just five days after posting a retraction, László Babai announced that he had fixed the error in his landmark graph isomorphism algorithm. The back and forth ...

Graphs are everywhere. In discrete mathematics, they are structures that show the connections between points, much like a ...

Snyder (1989) has misrepresented the central characteristic of Bohr's complementarity thesis and has similarly misrepresented our ideas of methodological complementarity and causal isomorphism. Bohr's ...

Single-cell trajectories can unveil how gene regulation governs cell fate decisions. However, learning the structure of complex trajectories with multiple branches remains a challenging computational ...