# computes the central value of a node

### Description

From the named vector `x`

where the possible parents must exist,
the deterministic application of the central value is done for the
node `nod`

.

### Usage

1 |

### Arguments

`nod` |
/nod/ object to be simulated. |

`x` |
named vector of the previous computed nodes, can be anything for the ancestor nodes. |

`add` |
Must the vector |

### Value

Named vector with the computed and retained node possibly as an
augmentation of the inputted `x`

.

### Examples

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