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ÑÒÎÐ²ÍÊÈ |  |

(7.18)

Òàáëèöÿ 7.4 — Òàáëèöÿ ³ñòèííîñò³ äëÿ ôóíêö³é Qr+

i | x | Q3 | Q2 | Q1 | Q3+ | Q2+ | Q1+ | Z1 | Z2

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Ç òàáë. 7.4 âèïëèâàº, ùî

(7.19)

ßêùî ó âèðàçàõ (7.19) ñèãíàë Q3 çàì³íèòè íà ³íâåðñíèé , òî âèéäóòü ôóíêö³¿ P ³ W, ÿê³ º ïåðåíåñåííÿì ó íàñòóïíèé äâ³éêîâèé ðîçðÿä òà ïîçèêó ïåðåíåñåííÿ ç íàñòóïíîãî äâ³éêîâîãî ðîçðÿäó : Ñèãíàëè Ð ³ W âèêîðèñòîâóþòü äëÿ ïîñë³äîâíîãî âìèêàííÿ äâ³éêîâèõ ðåâåðñèâíèõ ë³÷èëüíèê³â ç