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| -rw-r--r-- | txr.1 | 2 |
1 files changed, 1 insertions, 1 deletions
@@ -2860,7 +2860,7 @@ definitions are in error: @(defex x y) @(defex y x)@# error: circularity; y is already a supertype of x. -.SS NOTES ON EXOTIC REGULAR EXPRESSIONS +.SH NOTES ON EXOTIC REGULAR EXPRESSIONS Users familiar with regular expressions may not be familiar with the complement and intersection operators, which are often absent from text processing tools |