Data on matrimonial and commercial links of Florentine families

Florentine matrimonial links as an igraph object; it includes marriages as well as commercial links between Florentine families.

Usage

data("florentine.sn")

Details

Florentine matrimonial links as an igraph object; it includes marriages as well as commercial links between Florentine families as recorded by Padgett and Ansell (Padgett and Ansell 1993) and published by (Wang 2022) . It has been enriched with the Medici family genealogy, adding a single self-loop to it.

This is an igraph object where vertices are Florentine families, and edges link two families that have some kind of relationship, either matrimonial or commercial.

Value

A list that can be used as an igraph object, with noble family names as vertices and edges indicating links.

References

Padgett JF, Ansell CK (1993). “Robust Action and the Rise of the Medici, 1400-1434.” American journal of sociology, 98(6), 1259--1319.

Wang D (2022). “Padgett-Florence-Families_Multiplex_Social (1).zip.” doi:10.6084/m9.figshare.21545577.v1 , https://figshare.com/articles/dataset/Padgett-Florence-Families_Multiplex_Social_1_zip/21545577.

Author

J. J. Merelo

Note

Data originally from the Wikipedia page on the Medici family, and the Padgett and Ansell paper as codified in the Wang dataset.

Examples

library(dupNodes)
library(igraph)
data("florentine.sn")

# All families linked to the Medici
incident(florentine.sn,as.numeric(V(florentine.sn)["MEDICI"]))
#> + 13/36 edges from f163606 (vertex names):
#>  [1] ACCIAIUOL--MEDICI    ALBIZZI  --MEDICI    BARBADORI--MEDICI   
#>  [4] BARBADORI--MEDICI    MEDICI   --MEDICI    MEDICI   --MEDICI   
#>  [7] MEDICI   --PAZZI     MEDICI   --RIDOLFI   MEDICI   --GINORI   
#> [10] MEDICI   --TORNABUON MEDICI   --TORNABUON MEDICI   --SALVIATI 
#> [13] MEDICI   --SALVIATI 

# Self loops
E(florentine.sn)[which_loop(florentine.sn)]
#> + 1/36 edge from f163606 (vertex names):
#> [1] MEDICI--MEDICI