最終更新日：2024/08/06
(multiplication) A form of multiplication in which the powers of two in the decomposition of the multiplicand are found by writing it on the left and progressively halving the left column, discarding any remainder, until the value is 1 (or −1, in which case the eventual sum is negated), while doubling the right column.
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Russian peasant multiplication
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Russian peasant multiplication
noun
(multiplication)
A
form
of
multiplication
in
which
the
powers
of
two
in
the
decomposition
of
the
multiplicand
are
found
by
writing
it
on
the
left
and
progressively
halving
the
left
column,
discarding
any
remainder,
until
the
value
is
1
(or
−1,
in
which
case
the
eventual
sum
is
negated),
while
doubling
the
right
column.
意味（1）
(multiplication)
A
form
of
multiplication
in
which
the
powers
of
two
in
the
decomposition
of
the
multiplicand
are
found
by
writing
it
on
the
left
and
progressively
halving
the
left
column,
discarding
any
remainder,
until
the
value
is
1
(or
−1,
in
which
case
the
eventual
sum
is
negated),
while
doubling
the
right
column.
