summaryrefslogtreecommitdiff
path: root/src/lib/blas/idamax.f
diff options
context:
space:
mode:
Diffstat (limited to 'src/lib/blas/idamax.f')
-rw-r--r--src/lib/blas/idamax.f39
1 files changed, 0 insertions, 39 deletions
diff --git a/src/lib/blas/idamax.f b/src/lib/blas/idamax.f
deleted file mode 100644
index 59d80dc4..00000000
--- a/src/lib/blas/idamax.f
+++ /dev/null
@@ -1,39 +0,0 @@
- integer function idamax(n,dx,incx)
-c
-c finds the index of element having max. absolute value.
-c jack dongarra, linpack, 3/11/78.
-c modified 3/93 to return if incx .le. 0.
-c modified 12/3/93, array(1) declarations changed to array(*)
-c
- double precision dx(*),dmax
- integer i,incx,ix,n
-c
- idamax = 0
- if( n.lt.1 .or. incx.le.0 ) return
- idamax = 1
- if(n.eq.1)return
- if(incx.eq.1)go to 20
-c
-c code for increment not equal to 1
-c
- ix = 1
- dmax = dabs(dx(1))
- ix = ix + incx
- do 10 i = 2,n
- if(dabs(dx(ix)).le.dmax) go to 5
- idamax = i
- dmax = dabs(dx(ix))
- 5 ix = ix + incx
- 10 continue
- return
-c
-c code for increment equal to 1
-c
- 20 dmax = dabs(dx(1))
- do 30 i = 2,n
- if(dabs(dx(i)).le.dmax) go to 30
- idamax = i
- dmax = dabs(dx(i))
- 30 continue
- return
- end