equation 209 960 392 1011
equation 604 695 783 725
equation 597 863 789 909
equation 592 566 794 611
text 118 108 486 944
text 118 1024 485 1276
text 510 108 877 557
text 510 916 877 1276
text 510 737 877 847
text 510 623 878 688