Data/Matrix/Banded/Internal.hs: change to use flag instead of alternate constructor
Data/Matrix/Banded/Internal.hs: change to use flag instead of alternate constructor

    change coerceMatrix to coerceBanded
    add Eq and AEq instances
    add Show instance
    change toMatrix/fromMatrix to toRawMatrix/fromRawMatrox

darcs-hash:20080721225913-cb512-24187b0a9ef9533ba86c3164b5c45290c574a84e.gz

patperry/hs-linear-algebra