Remove parens

Author: mbauman

doc/src/manual/arrays.md

@@ -295,8 +295,8 @@ If all the indices are scalars, then the result `X` is a single element from the
 `X` is an array with the same number of dimensions as the sum of the dimensionalities of all the
 indices.
 
-If all indices are vectors, for example, then the shape of `X` would be `(length(I₁), length(I₂), ..., length(Iₙ))`,
-with location `(i₁, i₂, ..., iₙ)` of `X` containing the value `A[(I₁[i₁], I₂[i₂], ..., Iₙ[iₙ])]`.
+If all indices `Iₖ` are vectors, for example, then the shape of `X` would be `(length(I₁), length(I₂), ..., length(Iₙ))`,
+with location `i₁, i₂, ..., iₙ` of `X` containing the value `A[I₁[i₁], I₂[i₂], ..., Iₙ[iₙ]]`.
 
 Example:
 
@@ -364,7 +364,7 @@ julia> A[[1 2; 1 2], 1, 2, 1]
  5  6
 ```
 
-The location `(i₁, i₂, i₃, ..., iₙ₊₁)` contains the value at `A[I₁[i₁, i₂], I₂[i₃], ..., Iₙ[iₙ₊₁]]`.
+The location `i₁, i₂, i₃, ..., iₙ₊₁` contains the value at `A[I₁[i₁, i₂], I₂[i₃], ..., Iₙ[iₙ₊₁]]`.
 All dimensions indexed with scalars are dropped. For example, the result of `A[2, J, 3]` is an
 array with size `size(J)`. Its `i`th element is populated by `A[2, J[i], 3]`.