Let D = (V, A)be a digraph. An injective function f: V(D) → {1,2, .... p} is said to be sign pairity difference cordial labeling if the induced arc f∗: A(D) {0,1} defined byf∗ ((μ, ν)) satisfiesthe condition that |ef 0-ef(1)| ≤ 1 where, ef(0) number of arcs with label 0 and ef(1) 1. In this paper, we analyze existence in digraphs Directed Path , Cycle, Outstar, Inwheel Downcomb by K.Palani et.al.

Scientists these days tend to keep up a polite fiction that all science is equal. Except for the work of the misguided opponent whose arguments we happen to be refuting at the time, we speak as though every scientist's field and methods of study are as good as every other scientist's and perhaps a little better. This keeps us all cordial when it comes to recommending each other for government g...