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# Table 1 The list of symbols used in the algorithm

Symbol | Definition |
---|---|

| Task, âˆ€ |

| Resource, âˆ€ |

| A set of nodes an ant traveled |

\(\eta\)
| The importance between node |

| The probability that an ant transits from node |

Ï„ | The amount of pheromones between |

| The probability parameter for host ants |

| The probability parameter for slave ants, âˆ€ |

| The number of slave ants of a host ant |

Î±, Î² | The parameters that determine pheromones and reinforcement |

\(\upphi\) | The parameter for local pheromones evaporation |

| The parameter for acceleration of local pheromones evaporation |

| The parameter for global pheromones evaporation |