diff options
Diffstat (limited to 'src/algebra/smith.spad.pamphlet')
-rw-r--r-- | src/algebra/smith.spad.pamphlet | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/src/algebra/smith.spad.pamphlet b/src/algebra/smith.spad.pamphlet index dd3ff8ca..fb3c13f6 100644 --- a/src/algebra/smith.spad.pamphlet +++ b/src/algebra/smith.spad.pamphlet @@ -175,7 +175,7 @@ SmithNormalForm(R,Row,Col,M) : Exports == Implementation where mmh:=rowEchelon mm [subMatrix(mmh,1,m1,1,n1), subMatrix(mmh,1,m1,n1+1,n1+m1)] u:M:=zero(m1,m1) - j:=1 + j: Integer :=1 while t(1,j)=0 repeat j:=j+1 -- there are 0 columns t1:=copy t mm:=copy m @@ -187,6 +187,7 @@ SmithNormalForm(R,Row,Col,M) : Exports == Implementation where u(i,1) := (mm(i,1) exquo t11) :: R for j in 2..m1 repeat j0:=j + tjj : R while zero?(tjj:=t1(j,j0)) repeat j0:=j0+1 u(i,j) :=((mm(i,j0) - ("+"/[u(i,k) * t1(k,j0) for k in 1..(j-1)])) exquo tjj) :: R |