anchor.diff:  "YIELD", "YIELDMAT"]
   
       let Arity7FunctionName: P<string> = ArityNFunctionNameMaker 7 ["ACCRINT", "CHOOSE", 
  +"NPV", 
   "ODDLPRICE", "ODDLYIELD", "OR",
   "PRICE", "PRODUCT", 
   "RTD", 
  
positive.code: "XOR"]
  
      let Arity9FunctionName: P<string> = ArityNFunctionNameMaker 9 ["ACCRINT", "CHOOSE",
  "ODDFPRICE", "ODDFYIELD" "OR",
  "PRODUCT", 
  "RTD",
  
negative.code: "XOR",  
  "YEAR"]
  
      let Arity2FunctionName: P<string> = ArityNFunctionNameMaker 2 ["CHOOSE", "DAYS", "FIND", "FINDB", "INDEX", "LOOKUP", "MATCH",
  "NETWORKDAYS.INTL", "NETWORKDAYS", "NOMINAL", "NORM.S.DIST", "NPV", "NUMBERVALUE", 
  "OCT2BIN", "OCT2DEC", "OCT2HEX", "ODDFPRICE", "OR",
  "PEARSON", "PERCENTILE.EXC", "PERCENTILE.INC", "PERCENTILE", "PERCENTRANK.EXC", "PERCENTRANK.INC", "PERCENTRANK", "PERMUT", "PERMUTATIONA", "POWER", "PROB", "PRODUCT", 
  "QUARTILE", "QUARTILE.EXC", "QUARTILE.INC", "QUOTIENT",
  