header 369 107 2231 138
equation 1569 726 2235 816
equation 1589 992 2235 1082
equation 1547 540 2235 630
equation 525 2303 1140 2393
text 89 220 1140 2269
text 1186 213 2233 508
text 1186 835 2233 960
text 1183 1113 2235 3104
text 1186 661 2230 720
text 92 2428 1138 3102