*Vertices 2
1 "数学研究与评论" 0.0 0.0 0.0 x_fact 42.857143 y_fact 96.428571
2 "数学学报" 0.0 0.0 0.0 x_fact 3.571429 y_fact 3.571429
*Matrix 
0.000000 0.780869 
0.780869 0.000000