Open
Description
Explain what you would like to see improved and how.
After commit 7641d03, (where ignore policy has been replaced by exception)
a fix/protection in RooAbsReal::derivative is required.
The case of calculation of numerical derivative close to the edge of the variable needs proper solution.
ROOT version
ROOT master
Installation method
LCG nightly dev3 cvsfm build
Operating system
lxplus
Additional context
No response