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2011 IPC Athletics World Championships – Men's 4 × 400 Metres Relay
The men's 4 x 400 metres relay at the 2011 IPC Athletics World Championships was held at the Queen Elizabeth II Park, QEII Stadium on 29 January 2011. Medalists T53/54 T53 = normal upper limb function, no abdominal, leg or lower spinal function. T54 = normal upper limb function, partial to normal trunk function, may have significant function of the lower limbs. Results Heats Key: CR = Championship Record, AR = Continental Record, R 163.3 = Leaving the lane, R 170.14 = Passing of the baton outside the take-over zone Final ReferencesComplete Results Bookfrom the 2011 IPC Athletics World ChampionshipsOfficial site of the 2011 IPC Athletics World Championships {{DEFAULTSORT:2011 IPC Athletics World Championships - Men's 4 x 400 metres relay 2011 IPC Athletics World Championships, 4 x 400 metres relay 4 × 400 metres relay at the World Para Athletics Championships ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
4 X 400 Metres Relay
4 (four) is a number, numeral and digit. It is the natural number following 3 and preceding 5. It is the smallest semiprime and composite number, and is considered unlucky in many East Asian cultures. In mathematics Four is the smallest composite number, its proper divisors being and . Four is the sum and product of two with itself: 2 + 2 = 4 = 2 x 2, the only number b such that a + a = b = a x a, which also makes four the smallest squared prime number p^. In Knuth's up-arrow notation, , and so forth, for any number of up arrows. By consequence, four is the only square one more than a prime number, specifically three. The sum of the first four prime numbers two + three + five + seven is the only sum of four consecutive prime numbers that yields an odd prime number, seventeen, which is the fourth super-prime. Four lies between the first proper pair of twin primes, three and five, which are the first two Fermat primes, like seventeen, which is the third. On the other hand, ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
