MohitAgrawal_Assignment1&2

Assignment 1/Assignment1_MohitAgrawal/A1

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Assignment 1/Assignment1_MohitAgrawal/MohitAgrawal_Assignment1_Numpy.ipynb

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+{"cells":[{"cell_type":"markdown","metadata":{"id":"HfJB9JnS9xlK"},"source":["# NumPy Exercises\n","\n","Now that we've learned about NumPy let's test your knowledge. We'll start off with a few simple tasks, and then you'll be asked some more complicated questions."]},{"cell_type":"markdown","metadata":{"id":"u9POEVg29xlM"},"source":["#### Import NumPy as np"]},{"cell_type":"code","execution_count":1,"metadata":{"id":"yyS-PuO_9xlM","executionInfo":{"status":"ok","timestamp":1764898459205,"user_tz":-330,"elapsed":18,"user":{"displayName":"Mohit Agrawal","userId":"10934030903698568359"}}},"outputs":[],"source":["import numpy as np"]},{"cell_type":"markdown","metadata":{"id":"ehlpKUPc9xlM"},"source":["#### Create an array of 10 zeros"]},{"cell_type":"code","execution_count":2,"metadata":{"id":"aEQkK-Dw9xlN","outputId":"5229ef40-babd-4afc-fd9c-20aa7423423d","executionInfo":{"status":"ok","timestamp":1764898459293,"user_tz":-330,"elapsed":86,"user":{"displayName":"Mohit Agrawal","userId":"10934030903698568359"}},"colab":{"base_uri":"https://localhost:8080/"}},"outputs":[{"output_type":"stream","name":"stdout","text":["[0 0 0 0 0 0 0 0 0]\n"]}],"source":["arr = np.array([0, 0, 0, 0, 0, 0, 0, 0, 0])\n","print(arr)"]},{"cell_type":"markdown","metadata":{"id":"6QHp05Ei9xlN"},"source":["#### Create an array of 10 ones"]},{"cell_type":"code","execution_count":3,"metadata":{"scrolled":true,"id":"ebe9xrC29xlN","outputId":"d142e30f-6e12-415e-a728-2179392af028","executionInfo":{"status":"ok","timestamp":1764898459299,"user_tz":-330,"elapsed":5,"user":{"displayName":"Mohit Agrawal","userId":"10934030903698568359"}},"colab":{"base_uri":"https://localhost:8080/"}},"outputs":[{"output_type":"stream","name":"stdout","text":["[1 1 1 1 1 1 1 1 1 1]\n"]}],"source":["arr=np.array([1,1,1,1,1,1,1,1,1,1])\n","print(arr)"]},{"cell_type":"markdown","metadata":{"id":"ziS-l3xp9xlO"},"source":["#### Create an array of 10 fives"]},{"cell_type":"code","execution_count":4,"metadata":{"id":"fFC7bqLM9xlO","outputId":"800366d6-d994-4465-d6d9-e70854385cdb","executionInfo":{"status":"ok","timestamp":1764898459304,"user_tz":-330,"elapsed":4,"user":{"displayName":"Mohit Agrawal","userId":"10934030903698568359"}},"colab":{"base_uri":"https://localhost:8080/"}},"outputs":[{"output_type":"stream","name":"stdout","text":["[5 5 5 5 5 5 5 5 5 5]\n"]}],"source":["arr=np.array([5,5,5,5,5,5,5,5,5,5])\n","print(arr)"]},{"cell_type":"markdown","metadata":{"id":"kBugMXlC9xlO"},"source":["#### Create an array of the integers from 10 to 50"]},{"cell_type":"code","execution_count":5,"metadata":{"id":"JsO6qS9R9xlO","outputId":"4e60ee8f-3f65-44f0-b0e6-e7d3285e0ee4","executionInfo":{"status":"ok","timestamp":1764898459308,"user_tz":-330,"elapsed":3,"user":{"displayName":"Mohit Agrawal","userId":"10934030903698568359"}},"colab":{"base_uri":"https://localhost:8080/"}},"outputs":[{"output_type":"stream","name":"stdout","text":["[10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33\n"," 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50]\n"]}],"source":["arr=np.arange(10,51)\n","print(arr)"]},{"cell_type":"markdown","metadata":{"id":"dMw4V2L79xlO"},"source":["#### Create an array of all the even integers from 10 to 50"]},{"cell_type":"code","execution_count":6,"metadata":{"id":"4lK-5SQV9xlO","outputId":"47969e47-7867-4b66-b573-1dbca6fb36bc","executionInfo":{"status":"ok","timestamp":1764898459332,"user_tz":-330,"elapsed":23,"user":{"displayName":"Mohit Agrawal","userId":"10934030903698568359"}},"colab":{"base_uri":"https://localhost:8080/"}},"outputs":[{"output_type":"stream","name":"stdout","text":["[10 12 14 16 18 20 22 24 26 28 30 32 34 36 38 40 42 44 46 48 50]\n"]}],"source":["arr=np.arange(10,51)\n","print(arr[::2])"]},{"cell_type":"markdown","metadata":{"id":"g__F0rB39xlP"},"source":["#### Create a 3x3 matrix with values ranging from 0 to 8"]},{"cell_type":"code","execution_count":7,"metadata":{"id":"MmVXCn0K9xlP","outputId":"ad542cad-7f1b-49d0-d87a-fc899238b5fd","executionInfo":{"status":"ok","timestamp":1764898459333,"user_tz":-330,"elapsed":20,"user":{"displayName":"Mohit Agrawal","userId":"10934030903698568359"}},"colab":{"base_uri":"https://localhost:8080/"}},"outputs":[{"output_type":"stream","name":"stdout","text":["[[0 1 2]\n"," [3 4 5]\n"," [6 7 8]]\n"]}],"source":["arr=np.array([[0,1,2],[3,4,5],[6,7,8]])\n","print(arr)"]},{"cell_type":"markdown","metadata":{"id":"4YfT0aLo9xlP"},"source":["#### Create a 3x3 identity matrix"]},{"cell_type":"code","execution_count":8,"metadata":{"id":"UHa42UpQ9xlP","outputId":"be8e5f35-45bf-473c-9ea9-c27a179fd126","executionInfo":{"status":"ok","timestamp":1764898459367,"user_tz":-330,"elapsed":51,"user":{"displayName":"Mohit Agrawal","userId":"10934030903698568359"}},"colab":{"base_uri":"https://localhost:8080/"}},"outputs":[{"output_type":"stream","name":"stdout","text":["[[1. 0. 0.]\n"," [0. 1. 0.]\n"," [0. 0. 1.]]\n"]}],"source":["arr=np.array([[1., 0., 0.],[0., 1., 0.],[0., 0., 1.]])\n","print(arr)"]},{"cell_type":"markdown","metadata":{"id":"bfwDbjhI9xlP"},"source":["#### Use NumPy to generate a random number between 0 and 1"]},{"cell_type":"code","execution_count":9,"metadata":{"id":"Z0OroZxW9xlP","outputId":"9206bd68-4a39-42c2-b9ad-1d4f8facf41f","executionInfo":{"status":"ok","timestamp":1764898459390,"user_tz":-330,"elapsed":59,"user":{"displayName":"Mohit Agrawal","userId":"10934030903698568359"}},"colab":{"base_uri":"https://localhost:8080/"}},"outputs":[{"output_type":"stream","name":"stdout","text":["0.8412783859158103\n"]}],"source":["from numpy import random\n","x = random.rand()\n","print(x)"]},{"cell_type":"markdown","metadata":{"id":"rLW0Jjzp9xlP"},"source":["#### Use NumPy to generate an array of 25 random numbers sampled from a standard normal distribution"]},{"cell_type":"code","execution_count":10,"metadata":{"id":"szluy14n9xlP","outputId":"6b623867-2c7e-4126-d312-571a39a3f33c","executionInfo":{"status":"ok","timestamp":1764898459399,"user_tz":-330,"elapsed":8,"user":{"displayName":"Mohit Agrawal","userId":"10934030903698568359"}},"colab":{"base_uri":"https://localhost:8080/"}},"outputs":[{"output_type":"stream","name":"stdout","text":["[[-2.14723234e-01 -5.38093543e-01 -2.07786979e-01  1.19110990e-01\n","   5.58747352e-02  2.21650659e+00 -1.08086440e+00 -1.77360599e+00\n","  -6.85410086e-02 -1.21010169e+00 -1.63534315e+00 -5.81319219e-01\n","   4.23588201e-01  1.17202142e+00 -1.39454340e-01  2.08390192e-03\n","   1.34692060e+00  9.32574591e-01  1.06631408e+00 -8.38384342e-01\n","   9.71455017e-02  1.96879510e+00  1.54695460e+00  5.92919708e-01\n","   4.50184055e-01]]\n"]}],"source":["from numpy import random\n","x=random.normal(size=(1,25))\n","print(x)"]},{"cell_type":"markdown","metadata":{"id":"_GhI8LYn9xlP"},"source":["#### Create the following matrix:"]},{"cell_type":"code","execution_count":11,"metadata":{"id":"wS1ZBddV9xlP","outputId":"a75720dd-31e5-4748-ac57-751eb04b2111","executionInfo":{"status":"ok","timestamp":1764898459415,"user_tz":-330,"elapsed":15,"user":{"displayName":"Mohit Agrawal","userId":"10934030903698568359"}},"colab":{"base_uri":"https://localhost:8080/"}},"outputs":[{"output_type":"stream","name":"stdout","text":["[[0.01 0.02 0.03 0.04 0.05 0.06 0.07 0.08 0.09 0.1 ]\n"," [0.11 0.12 0.13 0.14 0.15 0.16 0.17 0.18 0.19 0.2 ]\n"," [0.21 0.22 0.23 0.24 0.25 0.26 0.27 0.28 0.29 0.3 ]\n"," [0.31 0.32 0.33 0.34 0.35 0.36 0.37 0.38 0.39 0.4 ]\n"," [0.41 0.42 0.43 0.44 0.45 0.46 0.47 0.48 0.49 0.5 ]\n"," [0.51 0.52 0.53 0.54 0.55 0.56 0.57 0.58 0.59 0.6 ]\n"," [0.61 0.62 0.63 0.64 0.65 0.66 0.67 0.68 0.69 0.7 ]\n"," [0.71 0.72 0.73 0.74 0.75 0.76 0.77 0.78 0.79 0.8 ]\n"," [0.81 0.82 0.83 0.84 0.85 0.86 0.87 0.88 0.89 0.9 ]\n"," [0.91 0.92 0.93 0.94 0.95 0.96 0.97 0.98 0.99 1.  ]]\n"]}],"source":["arr=np.linspace(0.01,1.,num=100).reshape(10,10)\n","print(arr)"]},{"cell_type":"markdown","metadata":{"id":"3OqA-QtL9xlQ"},"source":["#### Create an array of 20 linearly spaced points between 0 and 1:"]},{"cell_type":"code","execution_count":12,"metadata":{"id":"FNXTugQ29xlQ","outputId":"9b4253c7-ab15-4455-aa13-9a972606d329","executionInfo":{"status":"ok","timestamp":1764898459478,"user_tz":-330,"elapsed":62,"user":{"displayName":"Mohit Agrawal","userId":"10934030903698568359"}},"colab":{"base_uri":"https://localhost:8080/"}},"outputs":[{"output_type":"stream","name":"stdout","text":["[0.01       0.06210526 0.11421053 0.16631579 0.21842105 0.27052632\n"," 0.32263158 0.37473684 0.42684211 0.47894737 0.53105263 0.58315789\n"," 0.63526316 0.68736842 0.73947368 0.79157895 0.84368421 0.89578947\n"," 0.94789474 1.        ]\n"]}],"source":["arr=np.linspace(0.01,1.,num=20)\n","print(arr)"]},{"cell_type":"markdown","metadata":{"id":"elx0EaxE9xlQ"},"source":["## Numpy Indexing and Selection\n","\n","Now you will be given a few matrices, and be asked to replicate the resulting matrix outputs:"]},{"cell_type":"markdown","metadata":{"id":"2Tbm9kVf9xlQ"},"source":[]},{"cell_type":"code","execution_count":13,"metadata":{"id":"Ft8P8e249xlQ","outputId":"6698a8c9-47ee-4b8d-b77e-b8a9273703fa","executionInfo":{"status":"ok","timestamp":1764898459486,"user_tz":-330,"elapsed":26,"user":{"displayName":"Mohit Agrawal","userId":"10934030903698568359"}},"colab":{"base_uri":"https://localhost:8080/"}},"outputs":[{"output_type":"stream","name":"stdout","text":["[[ 1.  2.  3.  4.  5.]\n"," [ 6.  7.  8.  9. 10.]\n"," [11. 12. 13. 14. 15.]\n"," [16. 17. 18. 19. 20.]\n"," [21. 22. 23. 24. 25.]]\n"]}],"source":["arr=np.linspace(1,25,num=25).reshape(5,5)\n","print(arr)"]},{"cell_type":"code","execution_count":14,"metadata":{"id":"WrcFkpGL9xlQ","outputId":"73abe193-59ba-4a99-ef6e-fc7ca6eef4a9","executionInfo":{"status":"ok","timestamp":1764898459487,"user_tz":-330,"elapsed":16,"user":{"displayName":"Mohit Agrawal","userId":"10934030903698568359"}},"colab":{"base_uri":"https://localhost:8080/"}},"outputs":[{"output_type":"stream","name":"stdout","text":["[[12. 13. 14. 15.]\n"," [17. 18. 19. 20.]\n"," [22. 23. 24. 25.]]\n"]}],"source":["arr=np.linspace(1,25,num=25).reshape(5,5)\n","print(arr[2:5,1:5])"]},{"cell_type":"code","execution_count":15,"metadata":{"id":"rnUSntEa9xlQ","outputId":"277d88ef-b139-469a-d820-5e43baa24201","executionInfo":{"status":"ok","timestamp":1764898459490,"user_tz":-330,"elapsed":15,"user":{"displayName":"Mohit Agrawal","userId":"10934030903698568359"}},"colab":{"base_uri":"https://localhost:8080/"}},"outputs":[{"output_type":"stream","name":"stdout","text":["20.0\n"]}],"source":["arr=np.linspace(1,25,num=25).reshape(5,5)\n","print(arr[3,4])"]},{"cell_type":"code","execution_count":16,"metadata":{"id":"3DMBC_wp9xlQ","outputId":"f69d659f-1d08-4a67-a0e6-9773ff5c0724","executionInfo":{"status":"ok","timestamp":1764898459493,"user_tz":-330,"elapsed":8,"user":{"displayName":"Mohit Agrawal","userId":"10934030903698568359"}},"colab":{"base_uri":"https://localhost:8080/"}},"outputs":[{"output_type":"stream","name":"stdout","text":["[[ 2.]\n"," [ 7.]\n"," [12.]]\n"]}],"source":["arr=np.linspace(1,25,num=25).reshape(5,5)\n","print(arr[0:3,1].reshape(3,1))"]},{"cell_type":"code","execution_count":17,"metadata":{"id":"pGjD4HUK9xlQ","outputId":"61c2660d-1739-4acb-f314-b4fb671bdce3","executionInfo":{"status":"ok","timestamp":1764898459498,"user_tz":-330,"elapsed":9,"user":{"displayName":"Mohit Agrawal","userId":"10934030903698568359"}},"colab":{"base_uri":"https://localhost:8080/"}},"outputs":[{"output_type":"stream","name":"stdout","text":["[21. 22. 23. 24. 25.]\n"]}],"source":["arr=np.linspace(1,25,num=25).reshape(5,5)\n","print(arr[4,0:5])"]},{"cell_type":"code","execution_count":18,"metadata":{"id":"dqsdpxUo9xlR","outputId":"c9468829-531b-4d39-a9e1-3cd58557e05e","executionInfo":{"status":"ok","timestamp":1764898459499,"user_tz":-330,"elapsed":5,"user":{"displayName":"Mohit Agrawal","userId":"10934030903698568359"}},"colab":{"base_uri":"https://localhost:8080/"}},"outputs":[{"output_type":"stream","name":"stdout","text":["[[16. 17. 18. 19. 20.]\n"," [21. 22. 23. 24. 25.]]\n"]}],"source":["arr=np.linspace(1,25,num=25).reshape(5,5)\n","print(arr[3:5,0:5])"]},{"cell_type":"markdown","metadata":{"collapsed":true,"id":"6vtHuVJU9xlf"},"source":["# Great Job!"]}],"metadata":{"kernelspec":{"display_name":"Python 3 (ipykernel)","language":"python","name":"python3"},"language_info":{"codemirror_mode":{"name":"ipython","version":3},"file_extension":".py","mimetype":"text/x-python","name":"python","nbconvert_exporter":"python","pygments_lexer":"ipython3","version":"3.9.12"},"colab":{"provenance":[{"file_id":"1uvwMRRqMFNlaYoWGT6JhFghskgPy9dzJ","timestamp":1764898429388},{"file_id":"1PacBskAxI7FPP4LIyB_3MysbL8ArUHsV","timestamp":1764745354238},{"file_id":"19ZajGBzqADvFnQ0kzbkad_udXeAh26pj","timestamp":1731497620277}]}},"nbformat":4,"nbformat_minor":0}