equation 117 737 472 824
equation 517 779 864 859
equation 155 361 472 406
equation 502 223 857 248
equation 153 515 472 539
equation 551 1023 789 1090
equation 110 1296 464 1321
text 104 149 472 334
text 104 845 471 1276
text 496 256 863 770
text 104 557 471 714
text 496 149 863 215
text 104 428 471 494
text 496 861 863 1017
text 496 1095 863 1319