4 мар. 2021 г. · According to Wikipedia, computable numbers are the real numbers that can be computed to within any desired precision by a finite, terminating algorithm.

6 февр. 2014 г. · Any algebraic number is computable; just employ approximation algorithms to obtain roots to any desired level of precision.

28 окт. 2020 г. · A real number x is computable if there exists a program P(n) that on input n outputs the decimal expansion of x up to the nth digit. For example ...

12 июн. 2013 г. · Thus real computable number are countable, but not effectively countable, i.e. you cannot give a computable bijection from the natural numbers ...

14 сент. 2022 г. · The real definition is: a number x is computable if there exists a turing machine M such that for every n>0, M, when ran with n as input, ...

8 мар. 2015 г. · A number is computable if there is a Turing Machine that can return the decimal expansion of that number with arbitrary precision.

4 мая 2015 г. · Every computable number is definable. However, the converse is not true. What is an example of a real number that is definable but that is NOT computable?

21 мар. 2011 г. · A computable number is a real number that can be computed to within any desired precision by a finite, terminating algorithm. Turns out that the ...

29 окт. 2014 г. · A computable real number is simply a number that can be approximated to any desired accuracy by a program that is guaranteed to halt.

25 апр. 2018 г. · The real and imaginary parts of a complex number are computable from the complex number, so the computable complex numbers are those with computable real and ...