Untitled

def gauss_elimination(a,n):
    for i in range(n):
        if a[i][i]==0:
            print("Pivot element is zero, cannot procrrd with Gauss Elimination!")
            return None
            for j in range(i+1, n):
                ratio = a[j][i]/a[i][i]
                for k in range(n+1):
                    a[j][k]-= ratio*a[i][k]
                    x = [0 for i in range(n)]
                    x[n-1] = a[n-1][n]/a[n-1][n-1]
                    for i in range(n-2,-1,-1):
                        x[i]=a[i][n]
                        for j in range(i+1,n):
                            x[i]-=a[i][j]*x[j]
                            x[i]/=a[i][i]
                            return x
                            n = int(input("Enter number of unkowns:"))
                            print("Enter the agumented matrix(coefficients+constant):")
                            a = []
                            for i in range(n):
                                row = list(map(float,input(f"Enter row {i+1}:").split()))
                                a.append(row)