Joint Beamforming Design for Intelligent Reflecting Surface Aided Terahertz Wireless Network

Algorithm 1

The AGD algorithm.

(1)	Initialization: Set , and a feasible point .
(2)	repeat
(a)	Compute the gradient vector by (21).
(b)	Compute the step size .
(c)	Update .
(d)	Update .
(e)	If , then .
(f)	.
(3)	until.
(4)	Output Map each entry of into the discrete set .