A step-by-step procedure, like an algorithm, but which is not guaranteed to halt on all inputs.

plural of semi-algorithm

(Rubik's Cube) An algorithm for solving the Rubik's Cube, an improvement on Thistlethwaite's algorithm.

(Rubik's Cube) An algorithm for solving the Rubik's Cube by dividing the possible cube positions into groups.

(Rubik's Cube) An algorithm for solving the Rubik's Cube by iterative deepening.

(combination puzzles) An optimal algorithm that finds the solution with the fewest moves.

(graph theory) An algorithm that computes single-source shortest paths in a weighted digraph.

(computing theory) A quantum algorithm for finding the prime factors of an integer.

A dynamic programming algorithm for finding the most likely sequence of hidden states (the Viterbi path) that results in a sequence of observed events.

Euclidean algorithm