inv_lower_tri_multiply

const kernel_cl< in_buffer, out_buffer, int, int > stan::math::opencl_kernels::inv_lower_tri_multiply("inv_lower_tri_multiply", {thread_block_helpers, inv_lower_tri_multiply_kernel_code}, {{"THREAD_BLOCK_SIZE", 32}, {"WORK_PER_THREAD", 8}})	(	"inv_lower_tri_multiply"	,
		{thread_block_helpers, inv_lower_tri_multiply_kernel_code}	,
		{{"THREAD_BLOCK_SIZE", 32}, {"WORK_PER_THREAD", 8}}
	)

See the docs for add() .