julia> [1 2 3 ; 4 5 6] # a 2x3 matrix
2x3 Array{Int64,2}:
1 2 3
4 5 6
julia> [1 2 3 ; 4 5 6]' # note the quote
3x2 LinearAlgebra.Adjoint{Int64,Array{Int64,2}}:
1 4
2 5
3 6