xinv.neq# xinv.neq.add neqadd() xinv.neq.build build_normal() xinv.neq.fix fix() groupfix() ifix() xinv.neq.neq zeros() xinv.neq.reduce groupreduce() ireduce() reduce() xinv.neq.set_x0 set_x0() xinv.neq.solve solve() xinv.neq.transform transform()