Volume 3, Issue 1 (May 2008)                   IJMSI 2008, 3(1): 49-62 | Back to browse issues page

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The vertex version of PI index is a molecular structure descriptor which is similar to vertex version of Szeged index. In this paper, we compute the vertex-PI index of TUC4C8(S), TUC4C8(R) and HAC5C7[r, p].

Type of Study: Research paper | Subject: General