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-rw-r--r--test/matrix/test_matrix.rb1
1 files changed, 0 insertions, 1 deletions
diff --git a/test/matrix/test_matrix.rb b/test/matrix/test_matrix.rb
index 13cc32800b..26248e5746 100644
--- a/test/matrix/test_matrix.rb
+++ b/test/matrix/test_matrix.rb
@@ -318,7 +318,6 @@ class TestMatrix < Test::Unit::TestCase
def test_exp
assert_equal(Matrix[[67,96],[48,99]], Matrix[[7,6],[3,9]] ** 2)
assert_equal(Matrix.I(5), Matrix.I(5) ** -1)
- assert_raise(Matrix::ErrOperationNotImplemented) { Matrix.I(5) ** 1.0 }
assert_raise(Matrix::ErrOperationNotDefined) { Matrix.I(5) ** Object.new }
end