Are All Real Numbers Computable?

Are All Real Numbers Computable? Are all real numbers computable? computable real Do non-computable numbers exist? Other examples of non-computable numbers are known: the Chaitin’s con- stant Ω [2]; the real number such that its n-th digits equals 1 if a given universal TM halts for input n, and 0 otherwise (see[3]); the real number