figure 119 122 497 449
caption 117 472 500 613
equation 540 250 902 321
equation 131 723 500 758
equation 603 763 902 807
text 519 826 902 1205
text 117 770 499 1206
text 520 337 901 744
text 520 123 901 233
text 118 645 499 708