Search results
Results from the WOW.Com Content Network
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 is still manufactured in Japan, despite the proliferation, practicality, and affordability of pocket electronic calculators. The use of the soroban is still taught in Japanese primary schools as part of mathematics , primarily as an aid to faster mental calculation.
Main page; Contents; Current events; Random article; About Wikipedia; Contact us; Pages for logged out editors learn more
Download QR code; Print/export ... The abacus system of mental calculation is a system where users mentally ... Many veteran and prolific abacus users in China, Japan ...
The Abaqus product suite consists of five core software products: [5] Abaqus/CAE, or "Complete Abaqus Environment" (a backronym with a root in Computer-Aided Engineering [7]). It is a software application used for both the modeling and analysis of mechanical components and assemblies (pre-processing) and visualizing the finite element analysis ...
Swiss Mass Abacus Open source: Swiss Mass Abacus is a calculator of peptide and glycopeptide masses. It is purposefully kept as simple as a basic calculator executing arithmetic operations. TOF-DS Proprietary: Software by Markes International used with BenchTOF time-of-flight mass spectrometers. TopFD Open source
This free software had an earlier incarnation, Macsyma. Developed by Massachusetts Institute of Technology in the 1960s, it was maintained by William Schelter from 1982 to 2001. In 1998, Schelter obtained permission to release Maxima as open-source software under the GNU General Public license and the source code was released later that year ...
The following other wikis use this file: Usage on en.wikibooks.org Traditional Abacus and Bead Arithmetic/Addition and subtraction/Use of the 5th lower bead