Graph distinguishing numbers constitute a vital parameter in understanding the symmetry properties of graphs. Fundamentally, the distinguishing number of a graph is the minimal number of labels ...

Small separations in symmetric graphs (with B. Mohar) in preparation. Symmetric graphs with no K_n minor (with B. Mohar) in preparation Evolutionarily distinct species capture more phylogenetic ...

The graph of the quadratic function y = a x 2 + b x + c has a minimum turning point when a> 0 and a maximum turning point when a a <0. The turning point lies on the line of symmetry.

A. Kaveh and M. Nikbakht, “Analysis of space truss towers, using combined symmetry groups and product graphs”, ACTA Mechanica, 218 (1) (2011) 133–160. Kaveh A, Nikbakht M, Rahami H., “Improved ...

The graph of the quadratic function y = a x 2 + b x + c has a minimum turning point when a> 0 and a maximum turning point when a a <0. The turning point lies on the line of symmetry.