mjo/symbol_sequence.py: fix another backslash escaping issue.

diff --git a/mjo/symbol_sequence.py b/mjo/symbol_sequence.py
index 563bab6ad4d190f0cbcaa82e428acc6ea86e2ddf..2a104aed958d877103e1962f1ad212e2ab07c981 100644 (file)
--- a/mjo/symbol_sequence.py
+++ b/mjo/symbol_sequence.py
@@ -44,7 +44,7 @@ class SymbolSequence:
 
     Using a different latex name since 'lambda' is reserved::
 
-        sage: l = SymbolSequence('l', '\lambda')
+        sage: l = SymbolSequence('l', r'\lambda')
         sage: l[0]
         l_0
         sage: latex(l[0])