* @param ednString
* @return
*/
public static AMatrix parse(String ednString) {
Parser p = Parsers.newParser(getMatrixParserConfig());
Parseable ps = Parsers.newParseable(ednString);
@SuppressWarnings("unchecked")
List<List<Object>> data = (List<List<Object>>) p.nextValue(ps);
int rc = data.size();
int cc = (rc == 0) ? 0 : data.get(0).size();
AMatrix m = newMatrix(rc, cc);