figure 520 112 892 278
figure 515 598 898 777
figure 515 1057 898 1260
figure 91 858 469 1040
caption 505 794 902 835
figure 99 359 475 539
caption 503 1277 901 1318
caption 108 556 456 577
caption 517 295 889 316
equation 530 944 876 992
equation 526 425 881 473
equation 84 215 479 237
equation 96 693 472 742
caption 85 1057 480 1080
equation 103 1177 464 1226
text 506 1000 902 1059
text 506 481 902 597
text 506 857 903 936
text 506 338 902 417
text 84 780 480 856
text 85 118 481 177
text 85 276 480 355
text 84 1261 480 1320
text 85 599 481 657
text 85 1099 479 1138