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diff --git a/content/zettel/5b1b.md b/content/zettel/5b1b.md new file mode 100644 index 0000000..f4fbbd5 --- /dev/null +++ b/content/zettel/5b1b.md @@ -0,0 +1,18 @@ ++++ +title = "Carry-Save Adder" +date = "2022-11-09" +author = "Yann Herklotz" +tags = [] +categories = [] +backlinks = ["5b3", "5b1a"] +forwardlinks = ["5b1a"] +zettelid = "5b1b" ++++ + +The carry-save adder is interesting because it allows you to add $n > 2$ +numbers together in a very parallel way, where the carries are then +reconciled in the end using a standard carry-propagate adder ([\#5b1a]). +This is done by having an array of full-adders which don't feed the +carry into the next full-adder, but instead save the carry for the end. + + [\#5b1a]: /zettel/5b1a |