YES gex0truege0syfalsegesxsygexyminusx0xminus0y0minussxsyminusxyid_incxxid_incxsxdivxyifgeys0gexyxyiffalsebxydiv_by_zeroiftruefalsexy0iftruetruexyid_incdivminusxyy2.1gesxsygexyminussxsyminusxydivxyifgeys0gexyxydivxygeys0divxygexyiftruetruexyid_incdivminusxyyiftruetruexydivminusxyyiftruetruexyminusxytruedivxyifgeys0gexyxyiftruetruexydivminusxyytrueminusx0xminus0y0minussxsyminusxyge0syfalsegesxsygexygex0truegex00ge0sx0gesx0sx1minusx00minus0x0minussx0sx1divxyifgeys0gexyxy1divy00iffalsegey00y00divy0sx0ifgex00gey0sx0y0sx0divy0sx0ifgex00gey0sx0y0sx0iftruetruexydivminusxyytruedivy0sx0ifgex00gey0sx0y0sx01gex0trueiftruegey0sx0y0sx0divy0sx0iftruegey0sx0y0sx0gex0truedivy0sx0iftruegey0sx0y0sx02div0sx0iftruefalse0sx0divsx0sx1iftruegex0x1sx0sx1divsx0sx1iftruegex0x1sx0sx1iftruetruexydivminusxyytrueiftruetruexydivminusxyy1iftruetruex00divx00iftruetrue0x0div0x0iftruetruesx0sx1divminusx0x1sx1iftruetruesx0sx1divminusx0x1sx1divsx0sx1iftruegex0x1sx0sx1true1s1010011if43s11div21minus2100divsx0sx1iftruegex0x1sx0sx1minusx0xminus0y0minussxsyminusxyge0syfalsegesxsygexygex0truegex00ge0sx0gesx0sx1divsx0sx1iftruegex0x1sx0sx11false32false4iftruetruex00divx00falseiftruetrue0x0div0x0falsediv0sx0iftruefalse0sx0falsedivy00iffalsegey00y00falsedivxygeys0falsedivxygexyfalseiftruetruexyminusxyfalsegesxsygexytruegesxsygexy1true12true2minussxsyminusxytrueminussxsyminusxy1true12true2iftruetruexyid_incdivminusxyyfalseAProVEAProVE Commit ID: 48fb2092695e11cc9f56e44b17a92a5f88ffb256 marcel 20180622 unpublished dirty Statistics for single proof: 100.00 % (21 real / 0 unknown / 0 assumptions / 21 total proof steps)http://aprove.informatik.rwth-aachen.deJohnDoe