From 8a35082fe9931ea4883472b573bfd27e39a62df9 Mon Sep 17 00:00:00 2001 From: Sun Yimin Date: Mon, 25 Sep 2023 17:14:50 +0800 Subject: [PATCH] =?UTF-8?q?Updated=20SM3=E4=B8=AD=E7=9A=84FF2=E5=92=8CGG2?= =?UTF-8?q?=E5=87=BD=E6=95=B0=20(markdown)?= MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit --- SM3中的FF2和GG2函数.md | 8 +++++++- 1 file changed, 7 insertions(+), 1 deletion(-) diff --git a/SM3中的FF2和GG2函数.md b/SM3中的FF2和GG2函数.md index b8c7fa3..18d3734 100644 --- a/SM3中的FF2和GG2函数.md +++ b/SM3中的FF2和GG2函数.md @@ -47,4 +47,10 @@ $GG2(X,Y,Z)$ = $(\lnot X \land Z) \lor (\lnot X \land \lnot Y \land Z) \lor (X \land Y) \lor (X \land Y \land \lnot Z) $ = $((\lnot X \land Z) \lor (\lnot X \land Z \land \lnot Y)) \lor ((X \land Y) \lor (X \land Y \land \lnot Z))$ = $((X \land Y) \land (1 \lor \lnot Z)) \lor ((\lnot X \land Z) \land (1 \lor \lnot Y))$ -= $(X \land Y) \lor (\lnot X \land Z)$ \ No newline at end of file += $(X \land Y) \lor (\lnot X \land Z)$ + +$FF2(X, Y, Z) = (X \land Y) \bigoplus (X \land Z) \bigoplus (Y \land Z)$ +$(X \land Y) \bigoplus (X \land Z) $ += $X \land (Y \bigoplus Z)$ += $X \land ((Y \land \lnot Z) \lor (\lnot Y \land Z))$ += $(X \land Y \land \lnot Z) \lor (X \land Z \land \lnot Y)$ \ No newline at end of file