equation 141 1142 390 1184
equation 602 976 770 1030
equation 589 779 784 811
equation 632 284 741 327
equation 558 587 815 632
equation 528 508 845 560
text 85 118 481 1128
text 506 1042 901 1320
text 84 1199 479 1317
text 506 340 901 496
text 506 825 900 963
text 506 118 901 272
text 506 645 900 764