errProof vs SymPy
A side-by-side look at errProof and SymPy. For an in-depth review of either product, follow the links below.
errProof
Office & Productivity
errProof is a data validation and error prevention tool for Microsoft Excel. It helps ensure accurate data entry by defining validation rules, conditional formatting, input masks, and drop downs.
data-validationerror-preventionexcel-addin
SymPy
Development
SymPy is an open-source Python library for symbolic mathematics. It provides computer algebra capabilities to manipulate mathematical expressions, calculate limits, solve equations, perform symbolic integration and differentiation, and more.
mathematicssymbolic-mathcomputer-algebra
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