**Functions on earthquake
flow**

**Outline**

**General scheme**

**Counts on earthquake
sequence**

**Functions of rate of
activity**

**Function K**

**Function L**

**Functions of activity**

**Function L: Necessary
modification**

**S(t)**

**S is proportional to**

**Normalized counts of S(t)**

**Function G**

**Function G: alternative
definition**

**Variation of seismic
activity**

**V(t ½m,s,u)**

**Average depth**

**Clustering of earthquakes**

**Entropy**

**Active zone size**

**AZS in seismic regions**

**Spatial correlation
dimension**

**Correlation dimension vs.
Clustering**

**Long-range interaction of
earthquakes**

**Precursor ROC**

**Pattern Accord**

**Seismic Reversal**

**Normalization of
functions**

**Magnitude cutoff**

**Percentile cutoff**

**Some References**