Problem 459. Sum of diagonal of a square matrix

 x = [1 2 4; 3 4 5; 5 6 7]

 y = 1 + 4 + 7 = 12

Solution Comments

Problem Recent Solvers1637

Suggested Problems

• Swap the first and last columns

  22662 Solvers

• It dseon't mettar waht oedrr the lrettes in a wrod are.

  2097 Solvers

• "Low : High - Low : High - Turn around " -- Create a subindices vector

  585 Solvers

• only input

  764 Solvers

• Factorial Numbers

  447 Solvers

More from this Author1

• Replace May with April

  395 Solvers