let ap, bm, cp be non pair set ; :: thesis: for x, y, z being set holds InputVertices (BitGFA1Str ap,bm,cp) misses InnerVertices (BitGFA2Str x,y,z)
let x, y, z be set ; :: thesis: InputVertices (BitGFA1Str ap,bm,cp) misses InnerVertices (BitGFA2Str x,y,z)
set S1 = BitGFA1Str ap,bm,cp;
set S2 = BitGFA2Str x,y,z;
not InputVertices (BitGFA1Str ap,bm,cp) is with_pair by GFACIRC1:80;
hence InputVertices (BitGFA1Str ap,bm,cp) misses InnerVertices (BitGFA2Str x,y,z) by FACIRC_1:5, GFACIRC1:114; :: thesis: verum