Talk:Triangular matrix

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This is my first edit and I'm unsure of whether what i've done is right... could someone please confirm for me? The main edit was atomic lower/upper inverses TheFlyingPengwyn 06:46, 30 Mar 2005 (UTC)

Replied on User talk:TheFlyingPengwyn. -- Jitse Niesen 16:01, 30 Mar 2005 (UTC)