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Ones' complement
Meaning
Noun
●
In Computing:
The number
obtained
by
subtracting
a given n-digit
binary number
from 2ⁿ-1 (which
yields
the same result as the
logical
complement).
●
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 0 to -(2ⁿ⁻¹-1),
n
being the
word
size
of the
machine
, and the
numeric complement
of a
n
umber is its
ones
'
complement
.
Sourced from
Wiktionary
Synonyms
Logical Complement
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