Given an nxn matrix A, how do I produce a lower triangular matrix with ones on the diagonal?

1 Ansicht (letzte 30 Tage)
Emily Gallagher
Emily Gallagher am 23 Sep. 2019
Beantwortet: Fangjun Jiang am 23 Sep. 2019
Given an nxn matrix A, how do I produce a lower triangular matrix with ones on the diagonal?
I tried
A = rand(n,n);
L = tril(A,1) + diag(ones(1, size(A,1))) ;
but it isn't working.

Melden Sie sich an, um diese Frage zu beantworten.

Antworten (1)

Fangjun Jiang
Fangjun Jiang am 23 Sep. 2019
tril(A,-1)+eye(n)

Kategorien

Mehr zu Operating on Diagonal Matrices finden Sie in Help Center und File Exchange

Tags

Community Treasure Hunt

Find the treasures in MATLAB Central and discover how the community can help you!

Start Hunting!

Translated by