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Contents
1
蟯螻
2
, 襴蠍
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edit
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1
蟯螻
#
企 蟆 '覃'企朱 螳 り 螳.
k x m m x n 螻 螻燕覃 k x n る, 蠏碁 n覯 覯″郁咳り 螳覃 .
A, B襯 螻燕 A = k x m, B = m x n 螳 m 螳 .
B 2 讌磯 3 x 2 螻 1 x 2 螻燕蟆 . A 覿覈 螳 朱, B り . れ 襷讌 .
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2
, 襴蠍
#
A
3 4 2 5
B
0 -1 1 0
C
2 0 0 1
A B,C襯 螻燕 覩(B, C襯 覲企 螳 0企)
A*B :
A*C : 襴蠍
鏤
蠍 蠍郁鍵..
企: :
襦螻豺
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: Last modified 2018-04-13 23:12:53
螻糾鍵 螳. 蠏碁 伎螻 蠏 譴 蟾.