diff options
| -rw-r--r-- | Auxiliary/Grammars/kranc2.peg | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/Auxiliary/Grammars/kranc2.peg b/Auxiliary/Grammars/kranc2.peg index 054eaa4..fe6aab3 100644 --- a/Auxiliary/Grammars/kranc2.peg +++ b/Auxiliary/Grammars/kranc2.peg @@ -10,7 +10,7 @@ index_symbol = [a-zA-Z]'*|[0-9] index_expr = {index_symbol}([+-]{int}|) tensor = {name}{indices} dname = D[a-z0-9]* -dtensor = {dname}{indices}? {tensor} +dtensor = {dname}{indices}? {tensor} # Can this "?" be removed? number = -?[0-9]+(\.[0-9]*|)([eEdD][+-]?[0-9]+|) func = {name} \( ({expr}( , {expr})*|) \) value = {func}|{dtensor}|-?{tensor}|{number}|-?\( {expr} \) |