Associations to the word «Undecidable»

Wiktionary

UNDECIDABLE, adjective. (mathematics) (computing theory) Incapable of being algorithmically decided in finite time. For example, a set of strings is undecidable if it is impossible to program a computer (even one with infinite memory) to determine whether or not specified strings are included.
UNDECIDABLE, adjective. (mathematics) (of a WFF) logically independent from the axioms of a given theory; i.e., that it can never be either proved or disproved (i.e., have its negation proved) on the basis of the axioms of the given theory. (Note: this latter definition is independent of any time bounds or computability issues, i.e., more Platonic.)

Wise words

It is only with the heart that one can see rightly; what is essential is invisible to the eye.
Antoine de Saint-Exupery