Problem 1812. Tridiagonal
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]
Solution Stats
Problem Comments
-
5 Comments
Show
2 older comments
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.
Robert Ritter
on 13 Dec 2021
great!
Solution Comments
Show commentsProblem Recent Solvers149
Suggested Problems
-
Sort a list of complex numbers based on far they are from the origin.
5694 Solvers
-
Project Euler: Problem 6, Natural numbers, squares and sums.
2323 Solvers
-
Make a vector of prime numbers
800 Solvers
-
400 Solvers
-
Convert given decimal number to binary number.
2113 Solvers
More from this Author1
Problem Tags
Community Treasure Hunt
Find the treasures in MATLAB Central and discover how the community can help you!
Start Hunting!