bute("columnspacing","0.25em");else
  node.setAttribute("columnspacing","0.167em");node.setAttribute("columnalign","right center left");node.setAttribute("displaystyle","true");node=AMcreateMmlNode("mrow",node);return[node,result[1],null];}
  case TEXT:if(str.charAt(0)=="{")i=str.indexOf("}");else i=0;if(i==-1)
  i=str.length;st=str.slice(1,i);if(st.charAt(0)==" "){node=AMcreateElementMathML("mspace");node.setAttribute("width","0.33em");newFrag.appendChild(node);}
  newFrag.appendChild(AMcreateMmlNode(symbo