WebFeb 7, 2016 · Here, n is the size of the square matrix and a is the matrix. Can someone explain this to me what is happening here. n = 3 a = [[11,2,4],[4,5,6],[10,8,-12]] sum_first_diagonal = sum(a[i][i] for i in range(n)) sum_second_diagonal = sum(a[n-i-1][n-i-1] for i in range(n)) print(str(sum_first_diagonal)+" "+str(sum_first_diagonal))

How to extract a diagonal band of data from a square matrix, to …

WebNov 9, 2024 · Diagonals of a square divide it into two congruent triangles. Formulas of a Square. We know that a square is a four-sided figure with equal sides. There are three basic square formulas that are commonly … WebDec 12, 2024 · Find difference between sum of diagonals. Try It! Calculate the sums across the two diagonals of a square matrix. Along the first diagonal of the matrix, row index = column index i.e mat [i] [j] lies on the first diagonal if i = j. Along the other diagonal, row index = n – 1 – column index i.e mat [i] [j] lies on the second diagonal if i ... dark lever action rifles

How to Calculate Diagonal Distance Between Corners of a Square?

WebSquare Formulas: A square is a convex quadrilateral with all sides equal length and positioned at right angles to each other. Or, a square is a regular polygon with four … WebApr 14, 2024 · #shorts Quick worked example, finding the volume of a solid with a circular base and square cross sections perpendicular to the x-axis, and the diagonal in t... WebApr 9, 2024 · Approach: For Principal Diagonal elements: Run a for a loop until n, where n is the number of columns, and print array [i] [i] where i is the index variable. For Secondary Diagonal elements: Run a for a loop until n, where n is the number of columns and print array [i] [k] where i is the index variable and k = array_length – 1. dark leviathan