Preferential attachment
Degree distribution
Statistical physics
Negative binomial distribution
Poisson distribution
Degree (music)
Reciprocity (cultural anthropology)
Mathematics
Exponent
Distribution (mathematics)
Cumulative distribution function
Reciprocal
Exponential function
Complex network
Statistics
Mathematical analysis
Physics
Combinatorics
Probability density function
Acoustics
Psychology
Social psychology
Linguistics
Philosophy