Word: proof
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Dates: during 1950-1959
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...City College in 1944, that has been baffling mathematicians ever since. The problem: Does each non-recursive, recursively enumerable set have the property that every recursively enumerable set is recursive in it? Post himself thought not, but it was not until young Friedberg came along that anyone had the proof...
...growing at the rate of 30,000 yearly, and even in these comparatively good times there are 100,000 people without land holdings or steady jobs. Birth control is ruled out because it goes against all tradition of Afro-Jamaican manhood: native males believe that the only true proof of virility lies in begetting as many children as possible...
...parts of large farms, and increases by 25% every year - up to five years -that the land is left unproductive. Though low (top rate: $1.25 per hectare - 2.47 acres - the first year), the tax strikes hard at the principle of holding land not for farming but as an inflation-proof investment...
...would be an even more dangerous error for Congress to suggest that nations receiving U.S. aid will eventually accept a foreign policy dictated from Washington. Already, arguments to this effect have boomerang: some Congressmen now cite unchanged neutralist foreign policies as proof that U.S. aid is valueless to this country. Mr. Dulles put the counter argument well: "Our interest will be fully served if other nations maintain their independence and strengthen their free institutions. We have no further aims than these...
...first film which Logan has made in many years, so it is possible that his lack of familiarity with the medium led him on to approve such foolishness as the picnic scenes. At any rate, the eminent director's mere association with the picture is only another proof that the whole production is pretty well a general waste of talent...