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December 10, 2025Theory in BiosciencesOpen Access

Characterizing semi-directed phylogenetic networks and their multi-rootable variants

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Authors

NHNiels HoltgrefeKHKatharina T. HuberLILeo van Iersel

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Overview

This research uncovers structural aspects of phylogenetic networks, indicating new methods for algebraic evolutionary models.

Key Points

  • To develop explicit characterizations of semi-directed and multi-semi-directed phylogenetic networks.
  • Introduced mathematical characterizations of semi-directed networks.
  • Extended foundational tools from rooted network theory to semi-directed networks.
  • Analyzed the structural properties of (multi-)semi-directed networks.
  • Characterized when a semi-directed network can be derived from rooted networks.
  • Identified conditions under which mixed graphs can be classified as multi-semi-directed.
  • Paved the way for improved theoretical analyses of phylogenetic networks.

Cite This Study

Holtgrefe et al. (2025) studied this question.

synapsesocial.com/papers/69401d412d562116f28f842dhttps://doi.org/10.1007/s12064-025-00453-8
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