Forward box minus

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Let $\mathbb{T}$ be a time scale. We define the (forward) box minus operation $\boxminus_{\mu}$ by $$\left( p \boxminus_{\mu} q \right)(t) := \dfrac{t\Big(p(t)-q(t)\Big)}{t+g(t)\mu(t)},$$ where $\mu$ denotes the forward graininess.

See also

Forward box plus
Gamma function

References