Each quarter has 3 months, with the following lengths: 30 days, 30 days, & 31 days, in that order. There have been a number of . Its advantages are: 1.
* With all months 30 or 31 days long, the months are as uniform as is possible with 12 months. 2.
* For a given same year-start day, the 30,30,31 months' starting-days have the least possible maximum departure from the starting-days of the old Roman months. 3.
* This ordering of month-lengths divides weekdays most evenly between the 3 months of a quarter.
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rdfs:label
| - 30,30,31 Ossipoff Minimum-Displacement
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rdfs:comment
| - Each quarter has 3 months, with the following lengths: 30 days, 30 days, & 31 days, in that order. There have been a number of . Its advantages are: 1.
* With all months 30 or 31 days long, the months are as uniform as is possible with 12 months. 2.
* For a given same year-start day, the 30,30,31 months' starting-days have the least possible maximum departure from the starting-days of the old Roman months. 3.
* This ordering of month-lengths divides weekdays most evenly between the 3 months of a quarter.
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dcterms:subject
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abstract
| - Each quarter has 3 months, with the following lengths: 30 days, 30 days, & 31 days, in that order. There have been a number of . Its advantages are: 1.
* With all months 30 or 31 days long, the months are as uniform as is possible with 12 months. 2.
* For a given same year-start day, the 30,30,31 months' starting-days have the least possible maximum departure from the starting-days of the old Roman months. 3.
* This ordering of month-lengths divides weekdays most evenly between the 3 months of a quarter.
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