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锟斤拷锟斤拷2锟斤拷陣碉拷锟紼锟斤拷锟絴(zh锟斤拷)

锟斤拷锟斤拷1.锟紼锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷(du锟斤拷)锟斤拷元锟截的猴拷

锟斤拷锟斤拷2.锟紼锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷值锟侥猴拷

锟斤拷锟斤拷3.某些锟絩(sh锟斤拷)锟斤拷也锟斤拷锟斤拷tr(AB)=tr(BA)锟斤拷(l锟斤拷i)锟斤拷锟紼

锟斤拷锟斤拷4.tr锟斤拷mA+nB锟斤拷=m tr锟斤拷A锟斤拷+n tr锟斤拷B锟斤拷

锟斤拷锟斤拷(2)锟芥異值锟街解（Singular value decomposition 锟斤拷

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锟斤拷锟斤拷(3)锟节旓拷(sh锟斤拷)值锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟节旓拷(sh锟斤拷)值計(j锟斤拷)锟斤拷锟絗锟筋，锟統(c锟斤拷)锟斤拷锟絗锟斤拷锟斤拷锟斤拷聲锟皆硷拷锟斤拷锟紹(t锟斤拷i)锟斤拷陣ｏ拷锟斤拷锟芥異值通锟斤拷锟紷示锟斤拷锟叫★拷臄锟�(sh锟斤拷)目锟斤拷

锟斤拷锟斤拷锟斤拷锟絇(gu锟斤拷n)锟斤拷锟絔锟斤拷

锟斤拷锟斤拷锟竭匡拷锟斤拷(sh锟斤拷)锟絎(xu锟斤拷)知锟絉(sh锟斤拷)锟絚(di锟斤拷n)锟絉锟斤拷

锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷dm锟斤拷?

锟斤拷锟铰高匡拷锟結訊锟斤拷锟竭匡拷锟斤拷锟斤拷锟斤拷锟斤拷前锟斤拷(zh锟斤拷n)锟斤拷锟斤拷志愿锟斤拷锟�(b锟斤拷o)锟斤拷锟饺★拷锟�?j锟斤拷n)?sh锟斤拷)锟斤拷锟斤拷

锟竭匡拷锟絩(sh锟斤拷)锟絞锟斤拷锟斤拷全锟斤拷锟斤拷要锟斤拷(ji锟斤拷)锟絚(di锟斤拷n)

锟組锟斤拷"锟竭匡拷锟絎(w锟斤拷ng)"微锟脚癸拷锟斤拷號(h锟斤拷o)