#!/usr/bin/env python3
"""
This example shows numpy functionality.

..  :copyright: (c) 2014 by Jelte Fennema.
    :license: MIT, see License for more details.
"""

# begin-doc-include
import numpy as np

from pylatex import Document, Math, Matrix, Section, Subsection, VectorName

if __name__ == "__main__":
    a = np.array([[100, 10, 20]]).T

    doc = Document()
    section = Section("Numpy tests")
    subsection = Subsection("Array")

    vec = Matrix(a)
    vec_name = VectorName("a")
    math = Math(data=[vec_name, "=", vec])

    subsection.append(math)
    section.append(subsection)

    subsection = Subsection("Matrix")
    M = np.matrix([[2, 3, 4], [0, 0, 1], [0, 0, 2]])
    matrix = Matrix(M, mtype="b")
    math = Math(data=["M=", matrix])

    subsection.append(math)
    section.append(subsection)

    subsection = Subsection("Product")

    math = Math(data=["M", vec_name, "=", Matrix(M * a)])
    subsection.append(math)

    section.append(subsection)

    doc.append(section)
    doc.generate_pdf("numpy_ex", clean_tex=False)