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Updated SM2 MFMM (2) (markdown)
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## SM2 P256 P表示
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SM2 256 的素数P=0xfffffffeffffffffffffffffffffffffffffffff00000000ffffffffffffffff,也可以表示为
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$P = 2^{256}-(2^{32} \ast 2^{192} + 0 \ast 2^{128} + (2^{32} - 1) \ast 2^{64} + 1)$
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$$P = 2^{256} - 2^{224} - 2^{96} + 2^{64} - 1$$
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$$P = 2^{256}-(2^{32} \ast 2^{192} + 0 \ast 2^{128} + (2^{32} - 1) \ast 2^{64} + 1)$$
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## 平方的模约减优化
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### 方案一
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@ -30,4 +34,4 @@ $t_2=t_2 - a_1$
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$t_3=t_3 - a_0$
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$t_0=t_0 - a_1$
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### 方案一
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### 方案二
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