L. Lynn Smith wrote on Thu, Dec 11, 2003 11:47 PM UTC:
So, we might compress 'bi-diagonal' to 'biagonal'? And the difference
between the simple 'diagonal' and this new 'biagonal' is so slight
that it might either be confused or considered a typo. And therefor
could
then be considered interchange-able. Which will lead us back to the
common use of the 'diagonal'. d=inv(b) :p