ln → lang Relation

File in include/line/solvers/ln	Includes file in include/line/lang
lqn_analyzers.h	lqn / lqn_struct.h
lqn_helpers.h	lqn / lqn_struct.h
solver_ln.h	distribution.h
solver_ln.h	lqn / lqn_struct.h
solver_ln.h	qn / qn_layer.h