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-rw-r--r--lib/matrix/eigenvalue_decomposition.rb1
-rw-r--r--lib/matrix/lup_decomposition.rb1
2 files changed, 2 insertions, 0 deletions
diff --git a/lib/matrix/eigenvalue_decomposition.rb b/lib/matrix/eigenvalue_decomposition.rb
index 6c3b794f33..919db9e83d 100644
--- a/lib/matrix/eigenvalue_decomposition.rb
+++ b/lib/matrix/eigenvalue_decomposition.rb
@@ -1,3 +1,4 @@
+# frozen_string_literal: false
class Matrix
# Adapted from JAMA: http://math.nist.gov/javanumerics/jama/
diff --git a/lib/matrix/lup_decomposition.rb b/lib/matrix/lup_decomposition.rb
index 30f3276253..9c1998fd36 100644
--- a/lib/matrix/lup_decomposition.rb
+++ b/lib/matrix/lup_decomposition.rb
@@ -1,3 +1,4 @@
+# frozen_string_literal: false
class Matrix
# Adapted from JAMA: http://math.nist.gov/javanumerics/jama/