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{EXCHG {PARA 0 "> " 0 "" {MPLTEXT 1 0 21 "restart;with(linalg):" }}
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{PARA 11 "" 1 "" {XPPMATH 20 "6#K%'vectorG6#7%\"#%*\"#J\"\"!Q*pprint14
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{TEXT -1 29 "\302\342\345\344\270\354 \354\340\362\360\350\366\363 Bm \+
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{PARA 0 "" 0 "" {TEXT -1 41 "\307\340\344\340\344\350\354 \364\363\355
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{XPPMATH 20 "6#>%#xsGf*6#%\"tG6\"6$%)operatorG%&arrowGF(,(*&&%\"CG6#\"
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{TEXT -1 70 "\307\340\357\350\370\345\354 \342\345\352\362\356\360\355
\356-\354\340\362\360\350\367\355\356\345 \363\360\340\342\355\345\355
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\345\361\362\374  " }}{PARA 0 "" 0 "" {TEXT -1 41 "Xm = Bm^(-1)*Zm. \+
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0 "" {MPLTEXT 1 0 66 "Xm[1]:=evalm(row(Bm^(-1),1)&*Zm);Xm[2]:=evalm(ro
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" 1 "" {XPPMATH 20 "6#>&%#XmG6#\"\"#,(*(\"\"$\"\"\"&%\"CG6#F+F+-%$expG
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\302\342\345\344\270\354 \345\371\270 \356\344\350\355 \342\345\352
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%'vectorG6#7%,(*&&%\"CG6#\"\"\"F.-%$expG6#%\"tGF.F.*&#\"\")\"\"&F.*&&F
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{PARA 11 "" 1 "" {XPPMATH 20 "6#%#x3G" }}}{EXCHG {PARA 0 "" 0 "" 
{TEXT -1 44 "\307\340\357\350\370\345\354 \363\360\340\342\355\345\355
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}}{PARA 11 "" 1 "" {XPPMATH 20 "6#>%#urG,,*&,&*&\"\"%\"\"\"%#u1GF*F**&
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" {XPPMATH 20 "6#>%#urG,$*(\"#7\"\"\"&%\"CG6#\"\"#F(-%$expG6#,$*&\"\"%
F(%\"tGF(F(F(F(" }}}{EXCHG {PARA 0 "> " 0 "" {MPLTEXT 1 0 28 "singval(
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\"BG" }}}{EXCHG {PARA 0 "> " 0 "" {MPLTEXT 1 0 77 "edd:=matrix([[4, 1,
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11 "" 1 "" {XPPMATH 20 "6#>%$eddGK%'matrixG6#7%7(\"\"%\"\"\"\"\"!F+F,F
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{PARA 0 "> " 0 "" {MPLTEXT 1 0 27 "jordan(B);JordanBlock(B,2);" }}
{PARA 11 "" 1 "" {XPPMATH 20 "6#K%'matrixG6#7%7%\"\"!F(F(7%F(,&\"\"&\"
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{PARA 11 "" 1 "" {XPPMATH 20 "6#K%'matrixG6#7$7$%\"BG\"\"\"7$\"\"!F(Q*
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\355\350\354\373" }}}{EXCHG {PARA 0 "> " 0 "" {MPLTEXT 1 0 27 "gaussjo
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rror, (in linalg:-inverse) singular matrix\n" }}}{EXCHG {PARA 0 "" 0 "
" {TEXT -1 72 "\322\340\352 \354\356\346\355\356 \355\340\351\362\350 \+
\356\341\360\340\362\355\363\376 \354\340\362\360\350\366\363, \355
\356 \362\356\353\374\352\356 \342 \362\356\354 \361\353\363\367\340
\345, \345\361\353\350 det(B)<>0" }}{PARA 0 "" 0 "" {TEXT -1 74 "\354
\345\362\356\344\356\354 \357\356\361\353\345\344\356\342\340\362\345
\353\374\355\373\365 \350\361\352\353\376\367\345\355\350\351 \306\356
\360\344\340\355\340 - \303\340\363\361\361\340, \357\360\356\342\356
\344\377 \375\353\345\354\345\355\362\340\360\355\373\345" }}{PARA 0 "
" 0 "" {TEXT -1 36 "\357\360\345\356\341\360\340\347\356\342\340\355
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\360\350\366\373." }}}{EXCHG {PARA 0 "> " 0 "" {MPLTEXT 1 0 25 "Obr:=g
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xG6#7%7(\"\"\"\"\"!F+F+#\"#J\"#D#!\"'F.7(F+F*F+F+#!#%*F.#\"#>F.7(F+F+F
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{XPPMATH 20 "6#>%%Obr1GK%'matrixG6#7%7%\"\"!#\"#J\"#D#!\"'F-7%F*#!#%*F
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{XPPMATH 20 "6##\"\"\"\"#D" }}}{EXCHG {PARA 0 "> " 0 "" {MPLTEXT 1 0 
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{XPPMATH 20 "6#K%'matrixG6#7%7%\"\"!#\"#J\"#D#!\"'F+7%F(#!#%*F+#\"#>F+
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#K%'matrixG6#7%7%\"\"!#\"\"'\"\"&#!\"\"F+7%F(\"\"\"F(7%F(F(F/Q*pprint1
576\"" }}}{EXCHG {PARA 0 "" 0 "" {TEXT -1 79 "\317\360\356\350\347\342
\345\344\345\355\350\345 (B&*Obrat) \355\345 \360\340\342\355\356 \345
\344\350\355\350\367\355\356\351 \354\340\362\360\350\366\345, \362
\340\352 \352\340\352 gaussjord(edd, 'r')" }}{PARA 0 "" 0 "" {TEXT -1 
38 "\362\340\352\346\345 \355\345 \357\360\350\342\356\344\350\362 \+
\352 \345\344\350\355\350\367\355\356\351 \354\340\362\360\350\366\345
." }}}{EXCHG {PARA 0 "" 0 "" {TEXT -1 53 "\302 \361\353\363\367\340
\345, \345\361\353\350 det(B)<>0, \357\356\353\363\367\340\345\354 \+
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