Search results
Results from the WOW.Com Content Network
The Song dynasty and earlier used the 1:4 type or four-beads abacus similar to the modern abacus including the shape of the beads commonly known as Japanese-style abacus. [28] In the early Ming dynasty, the abacus began to appear in a 1:5 ratio. The upper deck had one bead and the bottom had five beads. [29]
A suanpan (top) and a soroban (bottom). The two abaci seen here are of standard size and have thirteen rods each. Another variant of soroban. The soroban is composed of an odd number of columns or rods, each having beads: one separate bead having a value of five, called go-dama (五玉, ごだま, "five-bead") and four beads each having a value of one, called ichi-dama (一玉, いちだま ...
The abacus in Norman work is square where the columns are small; but on larger piers it is sometimes octagonal, as at Waltham Abbey. The square of the abacus is often sculptured with ornaments, as at the White Tower and at Alton, Hampshire (fig. 2). In Early English work, the abacus is generally circular, and in larger work, a group of circles ...
The longer slot with five beads below the Ө position allowed for the counting of 1/12 of a whole unit called an uncia (from which the English words inch and ounce are derived), making the abacus useful for Roman measures and Roman currency. The first column was either a single slot with 4 beads or 3 slots with one, one and two beads ...
The suanpan is a 2:5 abacus: two heaven beads and five earth beads. If one compares the suanpan to the soroban which is a 1:4 abacus, one might think there are two "extra" beads in each column. In fact, to represent decimal numbers and add or subtract such numbers, one strictly needs only one upper bead and four lower beads on each column.
The Ionic anta capital, in contrast to the regular column capitals, is highly decorated and generally includes bands of alternating lotuses and flame palmettes, and bands of eggs and darts and beads and reels patterns, in order to maintain continuity with the decorative frieze lining the top of the walls. This difference with the column ...
Her mom hand-sewed beads onto the dress while her little sister carefully painted a replica of her turquoise eye makeup and her dad used tweezers to create custom Barbie-sized jewelry and attach ...
Quipu is a Quechua word meaning 'knot' or 'to knot'. [16] The terms quipu and khipu are simply spelling variations on the same word.Quipu is the traditional spelling based on the Spanish orthography, while khipu reflects the recent Quechuan and Aymaran spelling shift.