See Might's talk at http://www.stanford.edu/class/ee380/ay1011.html http://www.stanford.edu/class/ee380/ay1011.html . Parsing with derivatives can take advanta

See Might's talk at http://www.stanford.edu/class/ee380/ay1011.html http://www.stanford.edu/class/ee380/ay1011.html . Parsing with derivatives can take advantage of the Pratt hack to go even faster.