1 files changed, 22 insertions, 25 deletions
diff --git a/spec/ruby/library/matrix/singular_spec.rb b/spec/ruby/library/matrix/singular_spec.rb
index 341c2675a8..7bba36a54a 100644
--- a/spec/ruby/library/matrix/singular_spec.rb
+++ b/spec/ruby/library/matrix/singular_spec.rb
@@ -1,34 +1,31 @@
 require_relative '../../spec_helper'
+require 'matrix'
 
-ruby_version_is ""..."3.1" do
-  require 'matrix'
+describe "Matrix#singular?" do
+  it "returns true for singular matrices" do
+    m = Matrix[ [1,2,3], [3,4,3], [0,0,0] ]
+    m.singular?.should be_true
 
-  describe "Matrix#singular?" do
-    it "returns true for singular matrices" do
-      m = Matrix[ [1,2,3], [3,4,3], [0,0,0] ]
-      m.singular?.should be_true
-
-      m = Matrix[ [1,2,9], [3,4,9], [1,2,9] ]
-      m.singular?.should be_true
-    end
-
-    it "returns false if the Matrix is regular" do
-      Matrix[ [0,1], [1,0] ].singular?.should be_false
-    end
+    m = Matrix[ [1,2,9], [3,4,9], [1,2,9] ]
+    m.singular?.should be_true
+  end
 
-    it "returns false for an empty 0x0 matrix" do
-      Matrix.empty(0,0).singular?.should be_false
-    end
+  it "returns false if the Matrix is regular" do
+    Matrix[ [0,1], [1,0] ].singular?.should be_false
+  end
 
-    it "raises an error for rectangular matrices" do
-      -> {
-        Matrix[[1], [2], [3]].singular?
-      }.should raise_error(Matrix::ErrDimensionMismatch)
+  it "returns false for an empty 0x0 matrix" do
+    Matrix.empty(0,0).singular?.should be_false
+  end
 
-      -> {
-        Matrix.empty(3,0).singular?
-      }.should raise_error(Matrix::ErrDimensionMismatch)
-    end
+  it "raises an error for rectangular matrices" do
+    -> {
+      Matrix[[1], [2], [3]].singular?
+    }.should raise_error(Matrix::ErrDimensionMismatch)
 
+    -> {
+      Matrix.empty(3,0).singular?
+    }.should raise_error(Matrix::ErrDimensionMismatch)
   end
+
 end