- Addthedifferenceandthesubtracter.Iftheanswerequalstheminuend,you're.Acomplementingcircuitselectseitherthesubtracteroutputortheoutputofthecomplementingcircuit.Therealizationofthefastadder-subtracterforthe23bit’sfloatingpointnumbersbyVHDLAlogicelemen...
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