. . . . . . . . . . . . . . . . . . . . 435 34.18 Consider StaticArrays.jl for small fixed-size vector/matrix operations . . . . . . . . . 436 34.19 Avoid string interpolation for I/O . . . . . . . . . . . . . . . . . . . . . 1461 92.2 Sparse Vector Storage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1462 92.3 Sparse Vector and Matrix Constructors . . . . . . . . . . . . julia> a = [1,2,3] # an array of 3 integers 3-element Vector{Int64}: 1 2 3 julia> b = a # both b and a are names for the same array! 3-element Vector{Int64}: 1 2 3 Here, the line b = a does not make

. . . . . . . . . . . . . . . . . . . . 435 34.18 Consider StaticArrays.jl for small fixed-size vector/matrix operations . . . . . . . . . 436 34.19 Avoid string interpolation for I/O . . . . . . . . . . . . . . . . . . . . . 1461 92.2 Sparse Vector Storage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1462 92.3 Sparse Vector and Matrix Constructors . . . . . . . . . . . . julia> a = [1,2,3] # an array of 3 integers 3-element Vector{Int64}: 1 2 3 julia> b = a # both b and a are names for the same array! 3-element Vector{Int64}: 1 2 3 Here, the line b = a does not make

. . . . . . . . . . . . . . . . . . . . 465 35.20 Consider StaticArrays.jl for small fixed-size vector/matrix operations . . . . . . . . . 466 35.21 Avoid string interpolation for I/O . . . . . . . . . . . . . . . . . . . . . 1708 94.2 Sparse Vector Storage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1709 94.3 Sparse Vector and Matrix Constructors . . . . . . . . . . . . julia> a = [1,2,3] # an array of 3 integers 3-element Vector{Int64}: 1 2 3 julia> b = a # both b and a are names for the same array! 3-element Vector{Int64}: 1 2 3 Here, the line b = a does not make

. . . . . . . . . . . . . . . . . . . . 465 35.20 Consider StaticArrays.jl for small fixed-size vector/matrix operations . . . . . . . . . 466 35.21 Avoid string interpolation for I/O . . . . . . . . . . . . . . . . . . . . . 1708 94.2 Sparse Vector Storage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1709 94.3 Sparse Vector and Matrix Constructors . . . . . . . . . . . . julia> a = [1,2,3] # an array of 3 integers 3-element Vector{Int64}: 1 2 3 julia> b = a # both b and a are names for the same array! 3-element Vector{Int64}: 1 2 3 Here, the line b = a does not make

. . . . . . . . . . . . . . . . . . . . 465 35.20 Consider StaticArrays.jl for small fixed-size vector/matrix operations . . . . . . . . . 466 35.21 Avoid string interpolation for I/O . . . . . . . . . . . . . . . . . . . . . 1708 94.2 Sparse Vector Storage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1709 94.3 Sparse Vector and Matrix Constructors . . . . . . . . . . . . julia> a = [1,2,3] # an array of 3 integers 3-element Vector{Int64}: 1 2 3 julia> b = a # both b and a are names for the same array! 3-element Vector{Int64}: 1 2 3 Here, the line b = a does not make

. . . . . . . . . . . . . . 1771 96.2 Sparse Vector Storage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1772 96.3 Sparse Vector and Matrix Constructors . . . . . . . . . . . . julia> a = [1,2,3] # an array of 3 integers 3-element Vector{Int64}: 1 2 3 julia> b = a # both b and a are names for the same array! 3-element Vector{Int64}: 1 2 3 Here, the line b = a does not make 14 3.14159 julia> b # b refers to the original array object, which has been mutated 3-element Vector{Int64}: 42 2 3 That is, a[i] = value (an alias for setindex!) mutates an existing array object

. . . . . . . . . . . . . . 1770 96.2 Sparse Vector Storage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1771 96.3 Sparse Vector and Matrix Constructors . . . . . . . . . . . . julia> a = [1,2,3] # an array of 3 integers 3-element Vector{Int64}: 1 2 3 julia> b = a # both b and a are names for the same array! 3-element Vector{Int64}: 1 2 3 Here, the line b = a does not make 14 3.14159 julia> b # b refers to the original array object, which has been mutated 3-element Vector{Int64}: 42 2 3 That is, a[i] = value (an alias for setindex!) mutates an existing array object

. . . . . . . . . . . . . . 1770 96.2 Sparse Vector Storage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1771 96.3 Sparse Vector and Matrix Constructors . . . . . . . . . . . . julia> a = [1,2,3] # an array of 3 integers 3-element Vector{Int64}: 1 2 3 julia> b = a # both b and a are names for the same array! 3-element Vector{Int64}: 1 2 3 Here, the line b = a does not make 14 3.14159 julia> b # b refers to the original array object, which has been mutated 3-element Vector{Int64}: 42 2 3 That is, a[i] = value (an alias for setindex!) mutates an existing array object

. . . . . . . . 1761CONTENTS xii 95.2 Sparse Vector Storage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1762 95.3 Sparse Vector and Matrix Constructors . . . . . . . . . . . . julia> a = [1,2,3] # an array of 3 integers 3-element Vector{Int64}: 1 2 3 julia> b = a # both b and a are names for the same array! 3-element Vector{Int64}: 1 2 3 Here, the line b = a does not make 14 3.14159 julia> b # b refers to the original array object, which has been mutated 3-element Vector{Int64}: 42 2 3 That is, a[i] = value (an alias for setindex!) mutates an existing array object

. . . . . . . . . . . . . . 1773 96.2 Sparse Vector Storage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1774 96.3 Sparse Vector and Matrix Constructors . . . . . . . . . . . . julia> a = [1,2,3] # an array of 3 integers 3-element Vector{Int64}: 1 2 3 julia> b = a # both b and a are names for the same array! 3-element Vector{Int64}: 1 2 3 Here, the line b = a does not make 14 3.14159 julia> b # b refers to the original array object, which has been mutated 3-element Vector{Int64}: 42 2 3 That is, a[i] = value (an alias for setindex!) mutates an existing array object