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Two's complement
Meaning
Noun
●
In Computing:
The
n
umber
obtained
by
complementing
every bit
of a given
n
umber and
adding
one. A
n
umber and its
complement
add
to 2ⁿ, where
n
is the
word
size
of the machine.
●
In Computing:
The
convention
by which
bit
patterns
with
high bit
0
represent
positive numbers
from 0 to 2ⁿ⁻¹-1
directly
, while
bit
patterns
with
high bit
1
represent
negative numbers
from -1 to -2ⁿ⁻¹,
n
being the
word
size
of the
machine
, and the
numeric complement
of a
n
umber is its two's
complement
.
Sourced from
Wiktionary
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