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authorJulie <julie@cs.utk.edu>2016-06-14 22:21:56 -0700
committerJulie <julie@cs.utk.edu>2016-06-14 22:21:56 -0700
commit41a611c62895448c72decbc6e864667bad10f5ec (patch)
tree6c16465918cf625820219c87c7689ff7079ad5d3 /SRC/dgesvdx.f
parent455a8eb6f490490b9d49ad9131eda9c1cb578911 (diff)
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Update Descriptions for IL, IU, VL and VU
reported by Alex Zotkevich, Intel Co. on april 11th 2016 See http://icl.cs.utk.edu/lapack-forum/viewtopic.php?f=13&t=4951
Diffstat (limited to 'SRC/dgesvdx.f')
-rw-r--r--SRC/dgesvdx.f14
1 files changed, 10 insertions, 4 deletions
diff --git a/SRC/dgesvdx.f b/SRC/dgesvdx.f
index 4588083f..e2952530 100644
--- a/SRC/dgesvdx.f
+++ b/SRC/dgesvdx.f
@@ -123,13 +123,15 @@
*> \param[in] VL
*> \verbatim
*> VL is DOUBLE PRECISION
-*> VL >=0.
+*> If RANGE='V', the lower bound of the interval to
+*> be searched for singular values. VU > VL.
+*> Not referenced if RANGE = 'A' or 'I'.
*> \endverbatim
*>
*> \param[in] VU
*> \verbatim
*> VU is DOUBLE PRECISION
-*> If RANGE='V', the lower and upper bounds of the interval to
+*> If RANGE='V', the upper bound of the interval to
*> be searched for singular values. VU > VL.
*> Not referenced if RANGE = 'A' or 'I'.
*> \endverbatim
@@ -137,13 +139,17 @@
*> \param[in] IL
*> \verbatim
*> IL is INTEGER
+*> If RANGE='I', the index of the
+*> smallest singular value to be returned.
+*> 1 <= IL <= IU <= min(M,N), if min(M,N) > 0.
+*> Not referenced if RANGE = 'A' or 'V'.
*> \endverbatim
*>
*> \param[in] IU
*> \verbatim
*> IU is INTEGER
-*> If RANGE='I', the indices (in ascending order) of the
-*> smallest and largest singular values to be returned.
+*> If RANGE='I', the index of the
+*> largest singular value to be returned.
*> 1 <= IL <= IU <= min(M,N), if min(M,N) > 0.
*> Not referenced if RANGE = 'A' or 'V'.
*> \endverbatim