nLab
triangular matrix

Contents

Context

Linear algebra

homotopy theory, (∞,1)-category theory, homotopy type theory

flavors: stable, equivariant, rational, p-adic, proper, geometric, cohesive, directed

models: topological, simplicial, localic, …

see also algebraic topology

Introductions

Definitions

Paths and cylinders

Homotopy groups

Basic facts

Theorems

Contents

Idea

In the context of square matrices an upper triangular matrix is one all whose entries below the diagonal vanish. Analogously for a lower triangular matrix.

Examples

References

See also

Last revised on January 27, 2019 at 14:48:50. See the history of this page for a list of all contributions to it.