header 98 107 1610 135
equation 1538 1235 1880 1284
equation 1614 911 1799 959
equation 1614 503 1800 552
text 92 220 1140 3104
text 1186 220 2233 468
text 1186 1316 2235 3104
text 1186 995 2233 1199
text 1186 587 2235 875