On Sat, Dec 1, 2012 at 7:13 PM, Matthew Rocklin <mrock...@gmail.com> wrote:
> In the following example
> In [1]: X = MatrixSymbol('X', n, n)
>
> In [2]: X[1, 2]
> Out[2]: X₁₂
>
> Ideally X[1, 2] is a Symbol that contains separate information for its
> origin X and its indices, 1, and 2.  Alas, all it knows is the combined
> string "X_12".

Wouldn't it be advisable to separate the row and col indices in the
subscript: X₁,₂ ? Otherwise how to go beyond 9?

-- 
Shriramana Sharma

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