13 citations · 23 across the 7 of their papers we have counts for
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math.CO2016
Short cycles in digraphs and the Caccetta-Häggkvist conjecture
Muhammad A. Khan
In the theory of digraphs, the study of cycles is a subject of great importance and has given birth to a number of deep questions such as the Behzad-Chartrand-Wall conjecture (1970…
math.CO2014★ 1 cited
Equal Sum Sequences and Imbalance Sets of Tournaments
Muhammad Ali Khan
Reid conjectured that any finite set of non-negative integers is the score set of some tournament and Yao gave a non-constructive proof of Reid's conjecture using arithmetic argume…
math.CO2008
New lower bounds for the number of blocks in balanced incomplete block designs
Muhammad Ali Khan
Bose proved the inequality for resolvable balanced incomplete block designs (RBIBDs) and Kageyama improved it for RBIBDs which are not affine resolvable. In this note…