Turing completeness Wikipedia
The λ-formulas, or well-formed formulas of λ-calculusare all and only those formulas that result from (repeated)application of these three rules. The problem to decide for every Turing machineM whether or not it will ever print some symbol (for instance,0). Entscheidungsproblem The problem to decidefor every statement in first-order logic (the so-called restrictedfunctional calculus, see the […]