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researcher

Ying-chun Xu

2 papers hereh-index 463 citations4 works total

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author position
  • last author2

Across the 2 of 2 papers where every author was matched, so the position is known.

fields
  • math.CO2

identity via Semantic Scholar / OpenAlex

collaborators

2 papers

math.CO2022

Tilings of the sphere by congruent quadrilaterals III: edge combination a3b with general angles

Yixi Liao, Pinren Qian, Erxiao Wang +1

Edge-to-edge tilings of the sphere by congruent quadrilaterals are completely classified in a series of three papers. This last one classifies the case of a3b-quadrilaterals wit…

math.CO2021

Tilings of the sphere by congruent quadrilaterals I: edge combination a2bc

Yixi Liao, Pinren Qian, Erxiao Wang +1

The edge-to-edge tilings of the sphere by congruent quadrilaterals of Type a2bc are classified as 3 classes: a sequence of two-parameter families of 2-layer earth map tiling…

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Not affiliated with arXiv. Researcher data from Semantic Scholar (ODC-BY) and OpenAlex.