In 1936, Erdős and Turán conjectured [1 ] that every set of integers A with positive natural density contains a k-term arithmetic progression for every k. Endre Szemerédi proved the conjecture in 1975.
Despite their importance in gene innovation and phenotypic variation, duplicated regions have remained largely intractable due to difficulties in accurately resolving their structure, copy number and sequence content.
"Although a source may be biased, it may be reliable in the specific context. When dealing with a potentially biased source, editors should consider whether the source meets the normal requirements for reliable sources, such as editorial…
Měl se doplňovat spolu s větším a těžším letounem Suchoj Su-27, který byl zamýšlen jako protiváha amerického stroje McDonnell Douglas F-15 Eagle, zatímco MiG-29 měl být odpovědí na lehčí typy General Dynamics F-16 Fighting Falcon a…
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