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-rw-r--r--tex/context/base/math-map.lua3
1 files changed, 2 insertions, 1 deletions
diff --git a/tex/context/base/math-map.lua b/tex/context/base/math-map.lua
index 405133ece..9b1a925cd 100644
--- a/tex/context/base/math-map.lua
+++ b/tex/context/base/math-map.lua
@@ -28,7 +28,8 @@ local trace_greek = false trackers.register("math.greek", function(v) trace_g
local report_math = logs.new("mathematics")
-mathematics = mathematics or { }
+mathematics = mathematics or { }
+local mathematics = mathematics
-- we could use one level less and have tf etc be tables directly but the
-- following approach permits easier remapping of a-a, A-Z and 0-9 to