Complete classification of finite trees with positive-curvature discrete Einstein metrics via the Lin-Lu-Yau Ricci curvature, giving explicit endpoint families for long caterpillars and exhaustive checks for short spines plus the zero-curvature cases.
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Positive-Curvature Discrete Einstein Metrics on Trees
Complete classification of finite trees with positive-curvature discrete Einstein metrics via the Lin-Lu-Yau Ricci curvature, giving explicit endpoint families for long caterpillars and exhaustive checks for short spines plus the zero-curvature cases.