=BUILTINS.Y() -> {"YEAR",YEAR;"YEARFRAC",YEARFRAC;...}
DEFINE( BUILTINS.Y, LAMBDA( VSTACK( HSTACK("YEAR", YEAR), HSTACK("YEARFRAC", YEARFRAC), HSTACK("YIELD", YIELD), HSTACK("YIELDDISC", YIELDDISC), HSTACK("YIELDMAT", YIELDMAT))))
Help us optimize this function