DdeltaDtime

名词 n.

英文释义

名词 n.
  1. A second-order measure of derivative price sensitivity, expressed as the instantaneous rate of change of delta with respect to time. uncountable

词源

From the mathematical formula -(∂Δ)/(∂τ), the partial derivative of delta (Δ) with respect to time (τ), pronounced as "D delta (by) D time".
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