Hi,

Someone could help me find a method to check on a certain variable n is present in a column (left or right) of a matrix.

The matrix presents with these dimensions:

`Edge = [1 2; 2 3; 3 4; 2 6; 3 7; 5 6; 6 7; 7 8];[i,j]=size(Edge);`

Thank you so much!

## Best Answer