*Vertices 3
1 "河南师范大学学报" 0.0 0.0 0.0 x_fact 0.000000 y_fact 42.424242
2 "ChineseQuarterlyJournalOfMathematics" 0.0 0.0 0.0 x_fact 18.181818 y_fact 28.787879
3 "ChineseAnnalsOfMathematicsSeriesB" 0.0 0.0 0.0 x_fact 0.000000 y_fact 28.787879
*Matrix 
0.000000 0.545455 0.000000 
0.545455 0.000000 0.545455 
0.000000 0.545455 0.000000