Noun. 1. set theory-the branch of pure mathematics that deals with the nature and relations of sets. math, mathematics, maths-a science (or group of related sciences) dealing with the logic of quantity and shape and arrangement.
Long drive is a competitive sport where success is derived by hitting a golf ball the farthest by driving. A small but dedicated talent base of golfers populate the world of Long-Drive, with the top talent competing professionally in various events and exhibitions.ong drive clubs, which are always drivers, are different in many ways from consumer clubs. Until the recent club length limitation rules, the shafts were much longer than a normal 45 in (114.3 cm) shaft, sometimes exceeding 55 in (139.7 cm).
The average driving distance on the PGA Tour in 2010 was a huge 287 yds. There are players that can hit the ball close to 400 yards now. The top 20 drivers on tour are averaging anywhere from 325 to 400 yards. Sick..............but this gentlemen is right if you can't chip and put forget it.est Answer: Here's an interesting fact: While PGA pros hit their drives anywhere from 280 yards to 320 yards on average, and LPGA pros hit their drives from 230 to 270 yards on average, most amateurs-according to Golf Digest-average somewhere around 195-205 yards with their drivers.