English
A flow supplies an additive action on τ and α, with vadd = ϕ, add_vadd = ϕ.map_add', zero_vadd = ϕ.map_zero'.
Русский
Поток задаёт притяжение к аддитивному действию: vadd = ϕ, add_vadd = ϕ.map_add', zero_vadd = ϕ.map_zero'.
LaTeX
$$$\text{toAddAction} : \mathrm{AddAction}(\tau, \alpha)$ with $\, vadd = \varphi,\ add\_vadd = \varphi_{\mathrm{map\_add}},\ zero\_vadd = \varphi_{\mathrm{map\_zero}}$$$
Lean4
/-- Convert a flow to an additive monoid action. -/
def toAddAction : AddAction τ α where
vadd := ϕ
add_vadd := ϕ.map_add'
zero_vadd := ϕ.map_zero'