inversing matrix with regression engine

表达式8: Start sum from "i" equals 1 to 3, end sum, Start sum from "j" equals 1 to 3, end sum, left parenthesis, "d" left parenthesis, "A" , "I" , "i" , "j" , right parenthesis minus left brace, "i" equals "j" : 1 , 0 , right brace , right parenthesis squared tilde 0 有回归。要查看统计数据，按Tab键。

"i" Subscript, 11 , Baseline equals 0.0 4 7 8 9 4 2

"i" Subscript, 12 , Baseline equals 0.9 3 4 0 0 3

"i" Subscript, 13 , Baseline equals negative 0.9 7 2 0 2 8

"i" Subscript, 21 , Baseline equals 1.5 0 9 2 5

"i" Subscript, 22 , Baseline equals negative 2.7 0 3 2 6

"i" Subscript, 23 , Baseline equals 2.1 9 1 9 3

"i" Subscript, 31 , Baseline equals 6.5 2 7 6 2

"i" Subscript, 32 , Baseline equals negative 13.2 6 8 9 5

"i" Subscript, 33 , Baseline equals 16.8 1 3 1 9

"R" "M" "S" "E" equals 0.7 8 8

"e" Subscript, 1 , Baseline

verif: P = A*I

表达式10: "m" left parenthesis, "P" , 1 , 1 , right parenthesis equals 0.3 0 7 7 0 4 2 1 0 6 1 5

equals

0.3 0 7 7 0 4 2 1 0 6 1 5

表达式11: "m" left parenthesis, "P" , 1 , 2 , right parenthesis equals 0.1 8 1 4 0 9 9 6 2 9 3 6

equals

0.1 8 1 4 0 9 9 6 2 9 3 6

表达式12: "P" equals left bracket, "d" left parenthesis, "A" , "I" , "i" , "j" , right parenthesis for "i" equals left bracket, 1...3 , right bracket , "j" equals left bracket, 1...3 , right bracket , right bracket equals 数字列表. 9 条目

equals

0.3 0 7 7 0 4 2 1 0 6 1 5

0.2 1 0 6 5 5 9 5 4 1 2 6

0.3 9 6 7 6 5 0 8 0 4 1

0.1 8 1 4 0 9 9 6 2 9 3 6

0.9 4 4 7 8 4 7 3 3 1 1 7

negative 0.1 0 4 0 1 3 0 1 1 9 7 7

0.1 9 5 7 0 3 6 7 4 0 0 2

negative 0.0 6 6 2 3 2 3 8 2 5 0 4 9

0.8 6 7 7 8 6 6 8 9 2 4

display matrices

技术支持

random matrix

inverse (solved)

identify (for verif)