Primi esercizi in Matlab compreso algoritmo di risoluzione per sistemi lineari

float2bin.m

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+
+function b = float2bin(f)
+%This function converts a floating point number to its binary form.
+
+%Input error handling
+if ~isfloat(f)
+  disp('Input must be a floating point number.');
+  return;
+end
+
+%Hex characters
+hex = '0123456789abcdef'; 
+
+%Convert from float to hex
+h = num2hex(f); 
+
+%Convert to cell array of chars
+hc = num2cell(h); 
+
+%Convert to array of numbers
+nums =  cellfun(@(x) find(hex == x) - 1, hc); 
+
+%Convert to array of binary numbers
+bins = dec2bin(nums, 4); 
+
+%Reshape into horizontal vector
+b = reshape(bins.', 1, numel(bins));
+end

jesocristo_calculate_eps.m

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+errore = 1;
+while 1+errore ~= 1
+   errore = errore /2; 
+end
+errore = errore *2

jesocristo_minimo.m

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+u = 1;
+while u~= 0
+   rmin = u;
+   u=u/2;
+end
+rmin

jesocristo_while.m

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+a = 0;
+while a~= 5
+       a= a + 0.625
+end
+       

liner_system_resolver.m

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+U=[2,2,4;0,-7,-11;0,0,2];
+b=[5;-8;-2];
+
+x=[];
+n= length(b);
+x(n) = b(n)/U(n,n);
+
+for i=n-1:-1:1
+    somma = 0;
+    for k=i+1:n
+        somma=somma+U(i,k) * x(k);
+    end
+    
+    x(i) = (b(i) - somma)/ U(i,i);
+end
+disp ('La soluzione <EFBFBD> ')
+x

matricesuperiore.m~

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+U=[1,2,3:4,5,6;7,8,9];
+B=[5;6;7];
+
+x=[];
+n= lenght(B);
+x(n) = b(n)/U(n,n);
+
+for i=n-1:-1:1
+    somma = 0;
+    for k