Palavra-chave: ARITHMETIC FUCHSIAN GROUP

SYMMETRY GROUPS {P,Q} TESSELLATIONS SURFACE TOPOLOGY SISTEMA DINAMICO SPACE TIME CODES DIVISION ALGEBRA QUATERNION ORDER COMMUTATIVE RINGS FUCHSIAN GROUPS HYPERBOLIC TESSELATION INTEGER RINGS GROUP OF UNITS SIGNAL SETS SIGNAL SPACE CODES DIOPHANTINE EQUATIONS HYPERBOLIC TESSELATIONS REIDEMEISTER-SCHREIER METHOD GEOMETRICALLY UNIFORM CODES GRUPOS FUCHSIANOS HOMOGENEOUS SPACE ÁLGEBRA DOS QUATÉRNIOS TORIC CODES TOPOLOGICAL QUANTUM CODES HYPERBOLIC SPACE EDGE-PAIRINGS