Decades: 1290s 1300s 1310s 1320s 1330s - 1340s - 1350s 1360s 1370s 1380s 1390s
Years: 1337 1338 1339 1340 1341 - 1342 - 1343 1344 1345 1346 1347
Births
Deaths
... is the square of (x + b/(2a)). The right side can be written as a single fraction; the common denominator is 4a2. W ...