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IMC 2023 Problem 6

    Ivan writes the matrix (2324)\begin{pmatrix} 2 & 3 2 & 4\end{pmatrix} on the board. Then he performs the following operation on the matrix several times:1. he chooses a row or column of the matrix, and2. he multiplies or divides the chosen row or column entry-wise by the other row or column, respectively.

    Can Ivan end up with the matrix (2423)\begin{pmatrix} 2 & 4 2 & 3\end{pmatrix} after finitely many steps?

    Dataset text AI-MO AoPS. Quoted with source.

    Official text: International Mathematics Competition for University Students 2023 official paper, page 1.

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