1 votes 1 votes Number of ways we can perform matrix multiplication and number of ways a matrix can be parenthesized means the same? Algorithms algorithms dynamic-programming + – A_i_$_h asked Jul 25, 2017 • retagged Jun 25, 2022 by makhdoom ghaya A_i_$_h 312 views answer comment Share Follow See all 0 reply Please log in or register to add a comment.
0 votes 0 votes yes! Manu Thakur answered Jul 25, 2017 Manu Thakur comment Share Follow See all 3 Comments See all 3 3 Comments reply A_i_$_h commented Jul 25, 2017 reply Follow Share so the formula is 2(n-1) ! / n ! * (n-1)! 0r 2n! / n! * (n+1)! 0 votes 0 votes Manu Thakur commented Jul 25, 2017 reply Follow Share why to memorize formulas when we can understand how to calculate it. 0 votes 0 votes A_i_$_h commented Jul 25, 2017 reply Follow Share how? it becomes very hectic and long without the formula right okay then how do u find the number of ways for 7 matrices how would u do it without formula can u explain...would be helpful 0 votes 0 votes Please log in or register to add a comment.
