Problem 1812. Tridiagonal

Created by Disha

Solve Later

Return an n-by-n matrix that has a, b, c as the subdiagonal, main diagonal, and superdiagonal entries in the matrix.

Example

 a=1
 b=2
 c=3
 n=5
 T =  [2     3     0     0     0;
       1     2     3     0     0;
       0     1     2     3     0;
       0     0     1     2     3;
       0     0     0     1     2]

Solve

Solution Stats

Last solution submitted on Sep 02, 2019

Last 200 Solutions

Problem Comments

4 Comments

4 Comments

Show 1 older comment

J.R.! Menzinger on 14 Aug 2013

did you mean n=4 and not d=4?? ;-)

Nicolae Preda on 14 Aug 2013

it seems that the test code is broken n!=d

Ned Gulley on 15 Aug 2013

I fixed the test suite so that n is used instead of d.

goc3 on 15 Mar 2017

Additional test cases have been added.

Problem 1812. Tridiagonal

Solution Stats

Last 200 Solutions

Problem Comments

Recent Solvers75

Suggested Problems

More from this Author2

Tags

Problem 1812. Tridiagonal

Solution Stats

Last 200 Solutions

Problem Comments

Recent Solvers75

Suggested Problems

More from this Author2

Tags

Players