Last Updated
：2026/01/12
三角行列
Hiragana
さんかくぎょうれつ
Noun
Japanese Meaning
線形代数において、主対角線より上、または下の成分の一方がすべてゼロであるような正方行列。上三角行列・下三角行列などがある。
Easy Japanese Meaning
すうじをしかくにならべたもので、ななめのせんよりうえかしたがぜんぶれいのもの
Chinese (Simplified) Meaning
主对角线一侧元素全为零的方阵 / 上三角矩阵或下三角矩阵的统称
Chinese (Traditional) Meaning
三角矩陣 / 主對角線一側元素全為零的矩陣
Korean Meaning
주대각선 위쪽(또는 아래쪽) 원소가 모두 0인 정사각행렬 / 상삼각행렬과 하삼각행렬을 아울러 이르는 말
Indonesian
matriks segitiga / matriks bujur sangkar dengan elemen nol di satu sisi diagonal utama (atas atau bawah)
Vietnamese Meaning
ma trận tam giác / ma trận tam giác trên / ma trận tam giác dưới
Tagalog Meaning
matris na ang lahat ng elemento sa itaas o sa ibaba ng pangunahing dayagonal ay sero / uri ng matris na may hugis tatsulok (itaas o ibaba)
Sense（1）
(linear algebra) triangular matrix
（ canonical ）
（ romanization ）
（ hiragana ）
Quizzes for review
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三角行列
See correct answer
In linear algebra, triangular matrices play a very important role.
In linear algebra, triangular matrices play a very important role.
See correct answer
線形代数では、三角行列は非常に重要な役割を果たします。
Japanese - English
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