julia> ab = ComponentArray(a=5, b=1);
julia> xy = ComponentArray(x=4, y=2);
julia> A = ab*xy'; A[1] = 0;
julia> A
2×2 ComponentMatrix{Int64} with axes Axis(a = 1, b = 2) × Axis(x = 1, y = 2)
0 10
4 2
julia> A\ab
ComponentVector{Float64}(a = 0.0, b = 0.5)
This should give x and y as axis labels, not a and b.