Triangular Matrix
From the book
Chapter 2: Matrix. In the chapter mind map this icon labels Triangular. The discussion below is excerpted and lightly edited from § Opening in Mathematics for AI and Machine Learning.
Matrix operations and linear transformations: from vectors to matrices
What this drawing shows
What you see. Matrix with entries restricted to one side of the diagonal, enabling efficient triangular solves.
In the mind map. Chapter 2 — Triangular. See From the book above for definitions, figures, and worked examples.
Where to read next
Read the full definitions, figures, and worked examples in Chapter 2: Matrix — see the mind-map node Triangular.