outer_product Function

public pure function outer_product(u, v) result(o)

Outer product

$$\mathbf{o} = \vec{u} \otimes \vec{v} = \begin{pmatrix} u_1 v_1 & u_1 v_2 & \cdots & u_1 v_n \\ u_2 v_1 & u_2 v_2 & \cdots & u_2 v_n \\ \vdots & \vdots & \ddots & \vdots \\ u_n v_1 & u_n v_2 & \cdots & u_n v_n \end{pmatrix}$$

Arguments

Type	Intent	Optional	Attributes		Name
real(kind=rkind),	intent(in)			::	u(:)
real(kind=rkind),	intent(in)			::	v(:)

Return Value real(kind=rkind), (size(u),size(v))