What do A pos and C pos mean?
The # column is the rank of each listed entry for Chaos, Solitons and Fractals — rank 1 means this entry is where Chaos, Solitons and Fractals has the most articles or citations. A pos and C pos show the reciprocal: the position of Chaos, Solitons and Fractals within that entry's own ranked list, by articles and citations respectively. A low value means Chaos, Solitons and Fractals is among the most prominent contributors for that entry.