matrix(L,N,f), L , N , f f(l,n) . - 1. min(M) max(M). mean(M).
, 13. : , , , n - , d .
13
Mathcad
- | - | -1 | |
*n | *z n* | n | |
1 +2 | 1+2 | 1 2 | |
1*2 | 1*2 | 1 2. 1 2 | |
A/n | n | n | |
M-1 | ^-1 | , . | |
m | Mm | M^m | m . |
| M | | | M | | , - | |
, .. . | |||
p- | <p> | M +CTRL ^p | p |
ij | Mi,j | M[i,j | i- j- |
8.
8
, lsolve().. 14.
14
8
8.2x1+3.4x2+1.2x3 -1.5x4=-13.3 -1.1x1+7.7x2+1.5x3 -3.2x4=8.4 -0.5x1+1.2x2+8.6x3+1.8x4=-11.6 -1.2x1- 0.8x2- 0.6x3+ 10x4=5.7 | 8.5x1 - 0.5x2 + 0,8x3 - 1.4x4=4.8 -3.2x1+11.3x2 + 1.2x3 - 1.1x4=12.4 -1.7x1 - 0.6x2+10.8x3 - 1.2x4=11.5 -2.1x1 + 1.6x2 - 3.6x3 + 10x4=-8.8 | ||
8.7x1- 2.3x2+ 4.4x3+0.5x4=21.3 -2.4x1+ 10x2+ 3.1x3- 1.5x4=-1.8 -0.6x1- 1.5x2 + 10x3+2.3x4=14.4 -1.2x1+0.8x2+ 0.5x3+ 10x4=24.4 | 10x1 - 2.2x2 + 1.1x3 - 3.1x4=27 -3.8x1 + 10x2 + 1.2x3 - 2.2x4=-15 -1.1x1 - 2.3x2 + 10x3 +4.1x4=12 -1.7x1 + 2.1x2 - 3.1x3 + 10x4=-1.7 | ||
8.3x1- 3.1x2+ 1.8x3- 2.2x4=-17.1 2.1x1+ 10x2 - 3.3x3- 2.2x4=6.2 -3.2x1+1.8x2+ 9.5x3+1.9x4=-8.9 -1.2x1- 2.8x2+ 1.4x3+ 10x4=9.4 | 9.3x1 + 0.8x2 - 1.1x3+ 1.8x4=-5.1 -1.8x1 + 4.8x2 - 2.1x4=11.7 -1.3x1 - 3.1x2 + 10x3 =-10.2 -0.8x1 + 3.3x3+ 7.2x4=-2.8 | ||
7.7x1+1.4x2 - 0.6x3+ 1.2x4=12.1 -1.2x1+ 10x2 - 3.2x3+ 1.8x4=-7.2 -0.8x1+1.2x2+ 7.7x3 - 3.2x4=-5.8 -2.5x1- 2.2x2 - 1.4x3+ 8,6x4=15.6 | 9.5x1 + 0.6x2+ 1.2x3 - 1.4x4=-21.7 -0.4x1+ 11.2x2- 0.8x3 - 1.1x4=14 -3.4x1- 0.8x2+10.6x3 - 1.4x4=-21 -1.1x1 - 1.2x2 + 10.3x4=-8 | ||
8.7x1- 2.7x2+ 2.2x3+ 1.8x4=12.1 2.1x1+ 10x2+ 1.5x3 - 1.8x4=-3.3 -1.2x1- 1.3x2+13.3x3- 1.8x4=-4.8 -3.3x1+0.5x2- 0.6x3+12.8x4=-1.7 | 9.2x1 + 0.3x2 + 0.4x4=-12 6.0x2 - 2.7x3 +0.8x4=8.1 -3.3x1 + 10.7x3 - 2.1x4=-9.2 -1.1x1 - 0.3x3 +4.2x4=1.7 | ||
8.6x1 - 2.3x2 - 1.8x3 - 1.7x4=-14.2 -1.2x1+11.4x2 - 0.8x3 - 0.9x4=-8.3 -1.6x1 - 2.4x2 + 10x3 +3.5x4=12.1 -2.3x1 + 0.8x2 - 0.5x3 +7.5x4=6.5 | 8.8x1 + 2.3x2 - 2.5x3 + 1.6x4=12.4 -1.4x1 + 6.6x2 + 1.8x3 - 2.4x4=-8.9 -3.3x1 - 0.3x2 + 8.4x3 + 3.2x4=11.5 -1.2x1 + 0.5x2 + 8.5x4=-5.7 | ||
7.6x1 - 2.1x2 - 0.6x3 + 3.4x4=14.2 -0.5x1 + 10x2 - 3.2x3 - 1.2x4=-5.7 -3.5x1 +2.7x2 + 10x3 + 0.5x4=6.8 -1.2x1 - 4.3x2 - 0.4x3+12.1x4=-21.4 | 9.9x1 - 0.2x2 + 0.2x3 - 0.8x4=-13 -0.3x1 + 7.2x2 - 3.3x3 + 0.7x4=11 -0.9x1 - 1.3x2 + 5.8x3 - 2.8x4=-17 -1.9x1 + 2.3x2 - 0.8x3 + 6.3x4=15 | ||
8.3x1 - 02.7x2 + 1.3x3 + 1.1x4=-14.2 -1.3x1 +11.2x2 - 0.9x3 + 0.6x4=4.8 -1.1x1 - 0.5x2+10.2x3 - 1.2x4=-23.4 -1.3x1 - 1.8x2 - 2.4x3 + 5.7x4=7.2 |