=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))))
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