Hacovercosine
From specialfunctionswiki
The hacovercosine function $\mathrm{hacovercos} \colon \mathbb{C} \rightarrow \mathbb{C}$ is defined by $$\mathrm{hacovercos}(z)=\dfrac{1+\sin(z)}{2},$$ where $\sin$ denotes sine.
The hacovercosine function $\mathrm{hacovercos} \colon \mathbb{C} \rightarrow \mathbb{C}$ is defined by $$\mathrm{hacovercos}(z)=\dfrac{1+\sin(z)}{2},$$ where $\sin$ denotes sine.
