- The
soroban (算盤, そろばん,
counting tray) is an
abacus developed in ****an. It is
derived from the
ancient Chinese suanpan,
imported to ****an in the 14th century...
-
indicate the
empty column on the abacus. In ****an, the
abacus is
called soroban (算盤, そろばん, lit. "counting tray"). It was
imported from
China in the 14th...
- processor. The
console typewriter,
known as the Computeriter, was
provided by
Soroban Engineering. It is an
adapted IBM
Model B
Electric typewriter mechanism...
-
speed in this way. For example, in the
Flash Anzan event at the All ****an
Soroban Championship,
champion Takeo Sasano was able to add
fifteen three-digit...
-
Batchelor and
Harlan Manweiler,
together with Jim Allen,
later went on to form
Soroban Engineering, (later
Mohawk Data) in Melbourne, Florida. 1950s computers...
- text, the 1627 work
called Jinkōki. The work
dealt with the
subject of
soroban arithmetic,
including square and cube root operations. Yoshida's book significantly...
-
soroban abacus master to have
reached the
eleventh dan. She is also
known as
Abacus Master (주산왕) in
South Korea. Lee
began training with the
soroban abacus...
-
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...
- This is
useful for
those who
practice calculation with a
suanpan or a
soroban,
because the
sentences remind them to
shift one
column to the
right when...
- Iran
Mental abacus; 暗算, ****anese
mental calculation way by
imagination of
soroban (算盤) A type of ****anese amulet,
called omamori, used by
pregnant women...
