Problem 1827. Negation the hard way
Write a function that has the following property: f(f(x)) = -x for any numeric array x.
Note that there is no restriction on the output for f(x). How bizarre can you make it?
Solution Stats
Problem Comments
Solution Comments
Show commentsProblem Recent Solvers67
Suggested Problems
-
Swap the first and last columns
20459 Solvers
-
Back to basics 9 - Indexed References
441 Solvers
-
Sum the numbers on the main diagonal
582 Solvers
-
562 Solvers
-
388 Solvers
More from this Author9
Problem Tags
Community Treasure Hunt
Find the treasures in MATLAB Central and discover how the community can help you!
Start Hunting!