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RolyPoly

  • 3 years ago

How to type a 3x3 determinant??

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  1. UnkleRhaukus
    • 3 years ago
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    ``` \[ \det{\bf A}= \left| \begin{array}{ccc} a_{11}&a_{12}&a_{13}\\ a_{21}&a_{22}&a_{23}\\ a_{31}&a_{32}&a_{33} \end{array} \right| \] ``` \[ \det{\bf A}= \left| \begin{array}{ccc} a_{11}&a_{12}&a_{13}\\ a_{21}&a_{22}&a_{23}\\ a_{31}&a_{32}&a_{33} \end{array} \right| \]

  2. RolyPoly
    • 3 years ago
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    Nice!! Thanks!! How do you type that grey box?

  3. UnkleRhaukus
    • 3 years ago
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    ``` like this ```

  4. RolyPoly
    • 3 years ago
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    It doesn't work? :\

  5. UnkleRhaukus
    • 3 years ago
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    no space before the the `'s on the third line

  6. RolyPoly
    • 3 years ago
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    `Testing ` Oh! It works!! Thanks again!!!

  7. UnkleRhaukus
    • 3 years ago
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    ``` \checkmark ```

  8. RolyPoly
    • 3 years ago
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    ` How come your box is soooooo long in terms of its length!!! `

  9. RolyPoly
    • 3 years ago
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    \[\checkmark\] o.O!

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