Python allows free creation of plots, unlike expensive, stagnant graphing calculators. Import NumPy and Matplotlib for basic ...

In Python, addition and subtraction operators perform just as they do in mathematics. In fact, you can use the Python programming language ... we can initialize variables to stand for integer values: ...

If we wanted to be explicit about the dtype, we could do this ... Cython library in Python lets you write Python code and convert it to C for speed, using C types for variables.