Minor fixes for examples

4 files changed, 6 insertions, 6 deletions

diff --git a/packages/glpk/examples/simplex1.hs b/packages/glpk/examples/simplex1.hs
index e7aeaa9..a326555 100644
--- a/packages/glpk/examples/simplex1.hs
+++ b/packages/glpk/examples/simplex1.hs
@@ -9,9 +9,9 @@ constr = Dense [ [1,1,1]  :<=: 100
                , [2,2,6]  :<=: 300 ]
 
 -- default bounds
-bnds = [ 1 :=>: 0
-       , 2 :=>: 0
-       , 3 :=>: 0 ]
+bnds = [ 1 :>=: 0
+       , 2 :>=: 0
+       , 3 :>=: 0 ]
 
 main = do
     print $ simplex objFun constr []
diff --git a/packages/glpk/examples/simplex2.hs b/packages/glpk/examples/simplex2.hs
index f4e27fd..e9e8859 100644
--- a/packages/glpk/examples/simplex2.hs
+++ b/packages/glpk/examples/simplex2.hs
@@ -13,6 +13,6 @@ constr2 = Dense [ [2,1,0] :<=: 10
 main = do
     print $ simplex prob constr1 []
     print $ simplex prob constr2 []
-    print $ simplex prob constr2 [ 2 :=>: 1, 3 :&: (2,7)]
+    print $ simplex prob constr2 [ 2 :>=: 1, 3 :&: (2,7)]
     print $ simplex prob constr2 [ Free 2 ]
 
diff --git a/packages/glpk/examples/simplex3.hs b/packages/glpk/examples/simplex3.hs
index e093124..0997320 100644
--- a/packages/glpk/examples/simplex3.hs
+++ b/packages/glpk/examples/simplex3.hs
@@ -11,7 +11,7 @@ constr = Dense
     , [0.03, 0.05, 0.08, 0.02, 0.06, 0.01, 0]    :<=:  100
     , [0.02, 0.04, 0.01, 0.02, 0.02, 0,    0]    :<=:  40
     , [0.02, 0.03, 0,    0,    0.01, 0,    0]    :<=:  30
-    , [0.7,  0.75, 0.8,  0.75, 0.8,  0.97,  0]   :=>:  1500
+    , [0.7,  0.75, 0.8,  0.75, 0.8,  0.97,  0]   :>=:  1500
     , [0.02, 0.06, 0.08, 0.12, 0.02, 0.01, 0.97] :&: (250,300)
     ]
 
diff --git a/packages/glpk/examples/simplex4.hs b/packages/glpk/examples/simplex4.hs
index 9a205ad..22b131c 100644
--- a/packages/glpk/examples/simplex4.hs
+++ b/packages/glpk/examples/simplex4.hs
@@ -11,7 +11,7 @@ constr = Sparse
     , [0.03#1, 0.05#2, 0.08#3, 0.02#4, 0.06#5, 0.01#6]       :<=: 100
     , [0.02#1, 0.04#2, 0.01#3, 0.02#4, 0.02#5]               :<=:  40
     , [0.02#1, 0.03#2, 0.01#5]                               :<=:  30
-    , [0.7#1,  0.75#2, 0.8#3,  0.75#4, 0.8#5,  0.97#6]       :=>:  1500
+    , [0.7#1,  0.75#2, 0.8#3,  0.75#4, 0.8#5,  0.97#6]       :>=:  1500
     , [0.02#1, 0.06#2, 0.08#3, 0.12#4, 0.02#5, 0.01#6, 0.97#7] :&: (250,300)
     ]