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Improve wording in 'subtracting unsigned numbers'

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John Winans 2024-04-23 05:50:47 -05:00
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book/binary/chapter.tex
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@ -822,8 +822,8 @@ When adding, {\em unsigned overflow} occurs when ever there is a carry
When subtracting {\em unsigned} numbers, an overflow only occurs when the
subtrahend is greater than the minuend (because in those cases the
different would have to be negative and there are no negative values
that can be represented with an unsigned binary number.)
difference would be negative but no negative values
can be represented with an unsigned binary number.)
\autoref{sum:3-4} illustrates an unsigned overflow during subtraction: