Confusing Variables

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$it_max

• $itmax

One _ $row

• $rows

One letter $eta

• $beta

One letter $data

• $datax
• $datay

One letter $itmax

• $it_max

One letter $matrix

• $matrixa
• $matrixb

One letter $column

• $columns

One letter $rowstring

• $rowstrings

One letter $observation

• $observations

One letter