noun
triangle anomaly
A technical term in mathematics referring to an anomaly related to triangles, likely in a specific subfield such as geometry or topology.
この論文では、三角系異常の分類について議論する。
This paper discusses the classification of triangle anomalies.
Compound of 三角系 (triangular system) and 異常 (anomaly). The exact derivation is uncertain; it is a technical term likely coined in mathematical literature.