You’ll find it under the Formulas tab, in the Formula Auditing group. Once you open it, just hit Add Watch and select the cells you want to monitor. The pop-up will show you the sheet name, cell ...

pyRoCS pyRoCS is a library of functions used to support resilience analysis of complex systems. The package contains example datasets and tutorial to help demonstrate how the functions can be used.

The functions are located under the 'Formulas' tab under the 'Barcode Function Library' group (see images). All check digits are auto-calculated.