1 files changed, 19 insertions, 22 deletions
diff --git a/spec/ruby/library/matrix/orthogonal_spec.rb b/spec/ruby/library/matrix/orthogonal_spec.rb
index eb06305040..26afe89ff0 100644
--- a/spec/ruby/library/matrix/orthogonal_spec.rb
+++ b/spec/ruby/library/matrix/orthogonal_spec.rb
@@ -1,29 +1,26 @@
 require_relative '../../spec_helper'
+require 'matrix'
 
-ruby_version_is ""..."3.1" do
-  require 'matrix'
-
-  describe "Matrix.orthogonal?" do
-    it "returns false for non orthogonal matrices" do
-      Matrix[[0, 1], [1, 2]].should_not.orthogonal?
-      Matrix[[1, 1, 0], [0, 1, 1], [1, 0, 1]].should_not.orthogonal?
-    end
+describe "Matrix.orthogonal?" do
+  it "returns false for non orthogonal matrices" do
+    Matrix[[0, 1], [1, 2]].should_not.orthogonal?
+    Matrix[[1, 1, 0], [0, 1, 1], [1, 0, 1]].should_not.orthogonal?
+  end
 
-    it "returns true for orthogonal matrices" do
-      Matrix[[0, 1], [1, 0]].should.orthogonal?
-    end
+  it "returns true for orthogonal matrices" do
+    Matrix[[0, 1], [1, 0]].should.orthogonal?
+  end
 
-    it "raises an error for rectangular matrices" do
-      [
-        Matrix[[0], [0]],
-        Matrix[[0, 0]],
-        Matrix.empty(0, 2),
-        Matrix.empty(2, 0),
-      ].each do |rectangular_matrix|
-        -> {
-          rectangular_matrix.orthogonal?
-        }.should raise_error(Matrix::ErrDimensionMismatch)
-      end
+  it "raises an error for rectangular matrices" do
+    [
+      Matrix[[0], [0]],
+      Matrix[[0, 0]],
+      Matrix.empty(0, 2),
+      Matrix.empty(2, 0),
+    ].each do |rectangular_matrix|
+      -> {
+        rectangular_matrix.orthogonal?
+      }.should raise_error(Matrix::ErrDimensionMismatch)
     end
   end
 end