@fiber(sl(sbm(e(zero))) representation:

array: [0.0 0.0 0.0 0.0 0.0; 0.0 0.0 0.0 0.0 0.0; 0.0 0.0 0.0 0.0 0.0; 0.0 0.0 0.0 0.0 0.0; 0.0 0.0 0.0 0.0 0.0]
fiber: Fiber(SparseList{Int64, Int64}(SparseByteMap{Int64, Int64}(Element{0.0, Float64}([]), 5, [1], [], []), 5, [1, 1], []))
array: [1.0 1.0 1.0 1.0 1.0; 1.0 1.0 1.0 1.0 1.0; 1.0 1.0 1.0 1.0 1.0; 1.0 1.0 1.0 1.0 1.0; 1.0 1.0 1.0 1.0 1.0]
fiber: Fiber(SparseList{Int64, Int64}(SparseByteMap{Int64, Int64}(Element{0.0, Float64}([1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0]), 5, [1, 6, 11, 16, 21, 26], [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1], [(1, 1), (1, 2), (1, 3), (1, 4), (1, 5), (2, 1), (2, 2), (2, 3), (2, 4), (2, 5), (3, 1), (3, 2), (3, 3), (3, 4), (3, 5), (4, 1), (4, 2), (4, 3), (4, 4), (4, 5), (5, 1), (5, 2), (5, 3), (5, 4), (5, 5)]), 5, [1, 6], [1, 2, 3, 4, 5]))
array: [0.0 1.0 2.0 2.0; 0.0 0.0 0.0 0.0; 1.0 1.0 2.0 0.0; 0.0 0.0 0.0 0.0]
fiber: Fiber(SparseList{Int64, Int64}(SparseByteMap{Int64, Int64}(Element{0.0, Float64}([0.0, 0.0, 1.0, 0.0, 1.0, 0.0, 1.0, 0.0, 2.0, 0.0, 2.0, 0.0, 2.0, 0.0, 0.0, 0.0]), 4, [1, 2, 4, 6, 7], [0, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 0, 0], [(1, 3), (2, 1), (2, 3), (3, 1), (3, 3), (4, 1)]), 4, [1, 5], [1, 2, 3, 4]))

