Problem 481. Rosenbrock's Banana Function and its derivatives
Write a function to return the value of Rosenbrock's two-dimensional banana function, as well as it's gradient (column) vector and Hessian matrix, given a vector of it's two independent variables x1 and x2. Here's the Rosenbrock function:
100*[(x2-x1^2)^2] + (1-x1)^2
Solution Stats
Problem Comments
-
2 Comments
Venu Lolla
on 12 Mar 2012
@Robert, can you please verify that the last test case is correct?
Robert Canfield
on 12 Mar 2012
I corrected a typo, checked the "Restore all solutions" box, and clicked "Save." Not sure how to tell when they're rescored.
Solution Comments
Show commentsProblem Recent Solvers163
Suggested Problems
-
22496 Solvers
-
317 Solvers
-
992 Solvers
-
Cell Counting: How Many Draws?
2355 Solvers
-
Find last zero for each column
672 Solvers
More from this Author17
Problem Tags
Community Treasure Hunt
Find the treasures in MATLAB Central and discover how the community can help you!
Start Hunting!