pub fn intrinsic(
spot: f64,
strike: f64,
option_type: OptionType,
) -> FinanceResult<f64>Expand description
Intrinsic value (European exercise value at this spot).
Trading: the “dead” part of the premium if exercised now (European still
cannot early-exercise, but intrinsic is the mental floor).
Engineering: useful for UI columns and for rejecting IV solves below floor at T=0.