Assertion: triangular matrix | /r/HasProperty | a 31
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Source sentences:
text: Lower triangular matrix [ a 11 0 0 a 21 a 22 0 a 31 a 32 a 33 ] {\displaystyle {\begin{bmatrix}a_{11}&0&0\\a_{21}&a_{22}&0\\a_{31}&a_{32}&a_{33}\\\end{bmatrix}}} Upper triangular matrix [ a 11 a 12 a 13 0 a 22 a 23 0 0 a 33 ] {\displaystyle {\begin{bmatrix}a_{11}&a_{12}&a_{13}\\0&a_{22}&a_{23}\\0&0&a_{33}\\\end{bmatrix}}}
text: Lower triangular matrix [ a 11 0 0 a 21 a 22 0 a 31 a 32 a 33 ] {\displaystyle {\begin{bmatrix}a_{11}&0&0\\a_{21}&a_{22}&0\\a_{31}&a_{32}&a_{33}\end{bmatrix}}} Upper triangular matrix [ a 11 a 12 a 13 0 a 22 a 23 0 0 a 33 ] {\displaystyle {\begin{bmatrix}a_{11}&a_{12}&a_{13}\\0&a_{22}&a_{23}\\0&0&a_{33}\end{bmatrix}}}