The sum runs over all the vertex degrees greater than two
Young-Mook Kang, PhD
I have great experience with multiple computer languages, including C++, Java, Python, etc. since I began to study on Assembly, Basic and C languages in 1988.
Additionally, I have a Master degree of computational chemistry, a Ph.D. degree in computational biology and over 16 years of experience working as a scientific software programmer in Bioinformatics and Cheminformatics.