Aldo Tragni

Joined 29 January 2020
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Aldo Tragni invented the following systems:
Aldo Tragni invented the [[Tragni's method]] (and variants), [[Distributed Voting|Distributed Voting System]] (DV), [[Distributed 2-Voting]] (D2V) and the [[Distributed Multi-Voting]] (DMV).
* [[Tragni'sDistributed methodVoting#Seats_allocation|Distributed Voting]] (DV): currently the most supported by him for [[Single Member Districts|single-winner]] and [[Multi-Member Districts|multi-winners contextssystem]], with [[PRO-V#Proportional_vote_philosophy|proportional ratings]].
* [[Distributed VotingFAIR-V|Distributed Voting SystemFAIR-Max]]: currently the most supported by him for multi[[Single Member Districts|single-winnerswinner system]], with approval contextsratings.
* [[Proportional Subset Voting|PSV]]: currently the most supported by him for [[Multi-Member Districts|multi-winners system]], with approval ratings.
* [[PRO-V]]
* [[WIRV]]
* [[Tragni's method]] (and variants)
* [[Distributed 2-Voting]] (D2V)
* [[Distributed Multi-Voting]] (DMV)
 
He defined:
He defined the [[Symbolic voting systems]], [[Independence of the least/most preferred|Independence of least/most preferred]], [[Honesty criterion]] and [[Independence of Worst Alternatives|IWA]].
* [[Symbolic voting systems]]
* [[PRO-V#Proportional_vote_philosophy|Proportional vote philosophy]]
* [[Honesty criterion]]
* [[Independence of Worst Alternatives|IWA]]
He defined the [[Symbolic voting systems]],* [[Independence of the least/most preferred|Independence of least/most preferred]], [[Honesty criterion]] and [[Independence of Worst Alternatives|IWA]].
* [https://forum.electionscience.org/t/normalizations-list/822 MV Norm]
* [https://forum.electionscience.org/t/normalizations-list/822 nV Norm]
* [[FAIR-V#mdM_norm_.28min-do-Max_norm.29|mdM norm, Mdm norm, mM-do-Mm norm]]
 
He has made:
He has made* [http://distributedvote.altervista.org/home.html thisThis site] (beta version) where it's possible to create surveys that use [[Distributed Voting]] with range [0,9] for single and multi-winners.
* [http://distributedvote.altervista.org/proResult/home.html This page] in which it's possible to insert ballots and view the single-winner with some voting systems.
* [http://distributedvote.altervista.org/scatterPlotMat/home.html This page] in which it's possible to insert ballots and understand how two candidates are considered similar by voters.
 
He also contributed to some voting systems, creating the following diagrams that explain the procedure in a simple way:
 
*[https://electowiki.org/wiki/File:D2V_procedure.svg D2V Procedure]
*[https://electowiki.org/wiki/File:DV_Procedure.svg DV Procedure]
*[https://electowiki.org/wiki/File:D2V_procedure.svg D2V Procedure]
*[https://electowiki.org/wiki/File:DV_paper_ballotFAIR-Max_Procedure.svg DVFAIR-Max paper ballotProcedure]
*[https://electowiki.org/wiki/File:RRV_Procedure.svg RRV Procedure]
*[https://electowiki.org/wiki/File:SDV_Procedure.svg SDV Procedure]
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*[https://electowiki.org/wiki/File:Digital_ballot_DV.gif DV digital ballot]
*[https://electowiki.org/wiki/File:DV_paper_ballot.svg DV paper ballot]
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