Changed power to 1, this works fine
Changed power to 1, this works fine

So it's not a fundamental problem with the power gradient itself. Though
all powers below 1 give a NaN as well, so it's also not exclusive to the
sqrt gradient.

roofit-dev/parallel-roofit-scripts,roofit-dev/parallel-roofit-scripts,roofit-dev/parallel-roofit-scripts,roofit-dev/parallel-roofit-scripts,roofit-dev/parallel-roofit-scripts