what is the use of matplotlib in python
matplotlib matplotlib is a plotting library for the Python programming language and its numerical mathematics extension NumPy. It provides an object-oriented API for embedding plots into applications using general-purpose GUI toolkits like Tkinter, wxPython, Qt, or GTK+. There is also a procedural "pylab" interface based on a state machine (like OpenGL), designed to closely resemble that of MATLAB, though its use is discouraged.[3] SciPy makes use of matplotlib.
Len (programming) In Python, len() can be used to denote the length of a string:
Mean value theorem This theorem is used to prove statements about a function on an interval starting from local hypotheses about derivatives at points of the interval.
National Lottery (United Kingdom) The National Lottery is the state-franchised national lottery in the United Kingdom.