Using NumPy for array and matrix math in Python Many mathematical operations, especially in machine learning or data science , involve working with matrixes , or lists of numbers.

This tells Python to import SymPy into the main namespace, define a symbolic x variable, and set up "pretty printing." This will make the output look more like it does in a math textbook.

Doing Math in Python Numeric Data Types . There are two ways numbers are represented internally - integers and floating point numbers. Even though the numbers 1 and 1.0 have the same value their ...