Coupons and Payoffs

• FixedRateCoupon
• FloatingRateCoupon
• OptionEmbeddedCoupon
• PayoffOps

FixedRateCoupon	Native fixed-rate coupon. Omit dates for a schedule-builder template.
FloatingRateCoupon	Native floating coupon paying the index fixing plus spread.
OptionEmbeddedCoupon	Native coupon with a custom payoff expression.
PayoffOps	The native payoff expression evaluated on one index fixing.