# Q

- [QR decomposition](/perl6-rosettacode/programming_tasks/q/qr_decomposition.md)
- [Quad-power prime seeds](/perl6-rosettacode/programming_tasks/q/quad-power_prime_seeds.md)
- [Quadrat special primes](/perl6-rosettacode/programming_tasks/q/quadrat_special_primes.md)
- [Quaternion type](/perl6-rosettacode/programming_tasks/q/quaternion_type.md)
- [Queue](/perl6-rosettacode/programming_tasks/q/queue.md)
- [Definition](/perl6-rosettacode/programming_tasks/q/queue/definition.md)
- [Usage](/perl6-rosettacode/programming_tasks/q/queue/usage.md)
- [Quickselect algorithm](/perl6-rosettacode/programming_tasks/q/quickselect_algorithm.md)
- [Quine](/perl6-rosettacode/programming_tasks/q/quine.md)
- [Quoting constructs](/perl6-rosettacode/programming_tasks/q/quoting_constructs.md)
