The function mapping (x,y) to (−y,x) is a rotation.
Frank was able to keep his eyes open long enough to check his bed with a miner's gad and douse the electric lamp
Caley locomotive types, especially such numerous things as McIntosh goods and tank engines, have defied extermination over a good many years now.
The type III pairs occurring in flare impulsive phase have lower separate frequency, longer lifetime, wider frequency gap, and slower frequency drift than that occurring in postflare phase.
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