{"cells": [{"cell_type": "markdown", "metadata": {}, "source": ["# 2A.data - Calcul Matriciel, Optimisation - correction\n", "\n", "Calcul matriciel ([numpy](http://www.numpy.org/))."]}, {"cell_type": "code", "execution_count": 1, "metadata": {}, "outputs": [{"name": "stdout", "output_type": "stream", "text": ["Populating the interactive namespace from numpy and matplotlib\n"]}], "source": ["%matplotlib inline\n", "import matplotlib.pyplot as plt"]}, {"cell_type": "code", "execution_count": 2, "metadata": {}, "outputs": [{"data": {"text/html": ["Plan\n", "
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