e1 – WildF

public interface e1

Exponential integral $\mathrm{E}_1(x)$ or $\mathrm{E}_1(z)$ .

Exponential integral $\mathrm{E}_1(x)$ .

$\lbrace x \in \mathbb{R} \mid x \gt 0 \rbrace$

Type	Intent	Optional	Attributes		Name
real(kind=wp),	intent(in)			::	x

Exponential integral $\mathrm{E}_1(z)$ .

$z \in \mathbb{C} \setminus \left( \lbrace z \in \mathbb{C} \mid \Re(z) \lt 0, \thinspace |\Im(z)| \lt 0.7 \rbrace \cup \lbrace 0 \rbrace \right)$

Type	Intent	Optional	Attributes		Name
complex(kind=wp),	intent(in)			::	z