Add lab01inlab

lab01_group17_inlab/input_inlab_task_A1.txt

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lab01_group17_inlab/readme.txt

+I pledge on my honour that i have not given or received any unauthorised assistance on this assignment or any previous task.
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+we learnt the basic functions in octave,healthy use of google and use of fzero,fsolve and terminal use too.
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+Fenil: 100%
+Rajat:100%
+Mohit:100%
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+Mohit patil(150050017),fenil vanvi(150050003),rajat kapoor(150050037)

lab01_group17_inlab/refraction.m

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+S=load ("input_inlab_task_A1.txt");    %takes input from the text file
+x=S(1);  %assignment of x is Nx
+y=S(2);   %assignment of y is Ny
+f=@(a) x*cos(a)+y*sin(a)+4*(sin(a/3)*sin(a/3))-3;   %defining a function to get "a" which is the angle of incidence
+fsolve(f,0.0001)  %solves the function f and gives "a"
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