1. Math.js: A comprehensive mathematical library that can handle complex mathematical operations and expressions. It can be used to perform calculations in calculated fields in a form.
2. NumPy: A powerful numerical computing library for Python that can be used to perform advanced mathematical operations and array manipulation. It can be integrated with a web form through a Python backend to perform calculations in calculated fields.
3. Math.js: An open-source JavaScript library that provides a wide range of mathematical functions and utilities. It can be used to perform calculations in calculated fields in a web form.
4. BigDecimal.js: A JavaScript library for arbitrary-precision arithmetic. It can be used to handle very large and very small numbers accurately in calculated fields in a form.
5. SymPy: A symbolic mathematics library for Python that can be used to manipulate mathematical expressions symbolically. It can be integrated with a web form to perform symbolic calculations in calculated fields.