diff options
Diffstat (limited to 'Auxiliary')
| -rw-r--r-- | Auxiliary/Grammars/kranc2.peg | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/Auxiliary/Grammars/kranc2.peg b/Auxiliary/Grammars/kranc2.peg index 91ea573..054eaa4 100644 --- a/Auxiliary/Grammars/kranc2.peg +++ b/Auxiliary/Grammars/kranc2.peg @@ -9,7 +9,8 @@ indices = (\_{lower_index}+|\^{upper_index}+)* index_symbol = [a-zA-Z]'*|[0-9] index_expr = {index_symbol}([+-]{int}|) tensor = {name}{indices} -dtensor = D[a-z0-9]*{indices}? {tensor} +dname = D[a-z0-9]* +dtensor = {dname}{indices}? {tensor} number = -?[0-9]+(\.[0-9]*|)([eEdD][+-]?[0-9]+|) func = {name} \( ({expr}( , {expr})*|) \) value = {func}|{dtensor}|-?{tensor}|{number}|-?\( {expr} \) |