equation 535 1063 844 1134
equation 528 565 871 587
equation 540 999 871 1021
equation 526 476 854 523
equation 545 870 835 917
equation 522 669 871 808
equation 533 333 847 355
text 122 26 489 1140
text 509 928 871 988
text 509 598 871 658
text 509 1032 696 1048
text 509 534 693 553
text 507 819 870 855
text 509 26 892 320
text 509 366 872 464