The Metric Chromatic Number of Zero Divisor Graph of a Ring <math xmlns="http://www.w3.org/1998/Math/MathML" id="M1"> <msub> <mrow> <mi mathvariant="normal">Z</mi> </mrow> <mrow> <mi mathvariant="normal">n</mi> </mrow> </msub> </math>
International journal of mathematics and mathematical sciences