From: Partial differential equation modeling with Dirichlet boundary conditions on social networks

Parameters | Meaning |
---|---|

d(t)
| The popularity of information which promotes the spread of the information |

r(t)
| The intrinsic growth rate of influenced users with the same distance |

b
| The carrying capacity which is the maximum possible density of users |

a
| The intra-specific competition rate with influenced users at a given distance |