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The History of Rome. Book IIThe instruction of this epoch cannot however have passed beyond the elementary stage: there was no material shade of difference, in a social respect, between the educated and the non-educated Roman. Exact Sciences - Regulation of the Calendar That the Romans at no time distinguished themselves in the mathematical and mechanical sciences is well known, and is attested, in reference to the present epoch, by almost the only fact which can be adduced under this head with certainty - the regulation of the calendar attempted by the decemvirs. They wished to substitute for the previous calendar based on the old and very imperfect trieteris[29] the contemporary Attic calendar of the octaeteris, which retained the lunar month of 29 1/2 days but assumed the solar year at 365 1/4 days instead of 368 3/4, and therefore, without making any alteration in the length of the common year of 354 days, intercalated, not as formerly 59 days every 4 years, but 90 days every 8 years. With the same view the improvers of the Roman calendar intended - while otherwise retaining the current calendar - in the two inter-calary years of the four years' cycle to shorten not the intercalary months, but the two Februaries by 7 days each, and consequently to fix that month in the intercalary years at 22 and 21 days respectively instead of 29 and 28 ...» | Код для вставки книги в блог HTML
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