Source: cirosantilli/undecidable-diophantine-equation-example

= Undecidable Diophantine equation example
{tag=Undecidable problem}

= Undecidable Diophantine equation problems
{synonym}

https://mathoverflow.net/questions/11540/what-are-the-most-attractive-turing-undecidable-problems-in-mathematics/103415#103415 provides a specific single undecidable <Diophantine equation>.