Difference between revisions of "Manuals/calci/TOEPLITZ"
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<math>A_{i,j} = A_{i+1,j+1} = a_{i-j}</math>. | <math>A_{i,j} = A_{i+1,j+1} = a_{i-j}</math>. | ||
*Any nxn matrix A of the form: | *Any nxn matrix A of the form: | ||
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<math>\begin{bmatrix} | <math>\begin{bmatrix} | ||
a_{0} & a_{-1} & a_{-2} & \ldots & \ldots &a_{-n+1} \\ | a_{0} & a_{-1} & a_{-2} & \ldots & \ldots &a_{-n+1} \\ | ||
a_{1} & a_0 & a_{-1} & \cdots & \ddots & \vdots \\ | a_{1} & a_0 & a_{-1} & \cdots & \ddots & \vdots \\ | ||
− | a_{2} & a_{1} & \cdots& \ddots & \ddots | + | a_{2} & a_{1} & \cdots& \ddots & \ddots & \vdots \\ |
\vdots & \ddots & \ddots & \ddots & a_{-1} & a_{-2}\\ | \vdots & \ddots & \ddots & \ddots & a_{-1} & a_{-2}\\ | ||
\vdots & & \ddots & a_{1} & a_{0}& a_{-1} \\ | \vdots & & \ddots & a_{1} & a_{0}& a_{-1} \\ | ||
Line 28: | Line 21: | ||
==Examples== | ==Examples== | ||
− | *MATRIX("toeplitz", | + | *MATRIX("toeplitz") =0.5239269779995084 |
+ | *MATRIX("toeplitz",3) | ||
+ | {| class="wikitable" | ||
+ | |- | ||
+ | | 0.5852752963546664|| 0.5083035423886031 || 0.8240970941260457 | ||
+ | |- | ||
+ | | 0.5852752963546664 || 0.5852752963546664 || 0.5083035423886031 | ||
+ | |- | ||
+ | | 0.5083035423886031 || 0.5852752963546664 || 0.585275296354666 | ||
+ | |} | ||
+ | *MATRIX("toeplitz",5,1..7) | ||
+ | {| class="wikitable" | ||
+ | |- | ||
+ | | 1 || 2 || 3 || 4 || 5 | ||
+ | |- | ||
+ | | 6 || 1 || 2 || 3 || 4 | ||
+ | |- | ||
+ | | 7 || 6 || 1 || 2 || 3 | ||
+ | |- | ||
+ | | 1 || 7 || 6 || 1 || 2 | ||
+ | |- | ||
+ | | 2 || 1 || 7 || 6 || 1 | ||
+ | |} | ||
+ | *MATRIX("toeplitz",4,761..770) | ||
+ | {| class="wikitable" | ||
+ | |- | ||
+ | | 761 || 762 || 763 || 764 | ||
+ | |- | ||
+ | | 765 || 761 || 762 || 763 | ||
+ | |- | ||
+ | | 766 || 765 || 761 || 762 | ||
+ | |- | ||
+ | | 767 || 766 || 765 || 761 | ||
+ | |} | ||
+ | ==Related Videos== | ||
− | + | {{#ev:youtube|CgfkEUOFAj0|280|center|Toeplitz Matix}} | |
− | + | ||
− | + | ==See Also== | |
− | + | *[[Manuals/calci/PERSYMMETRIC| PERSYMMETRIC]] | |
− | + | *[[Manuals/calci/PASCAL| PASCAL]] | |
− | + | *[[Manuals/calci/TRIANGULAR| TRIANGULAR]] | |
− | + | ||
− | + | ==References== | |
− | + | *[http://en.wikipedia.org/wiki/Toeplitz_matrix Toeplitz Matrix] |
Latest revision as of 01:43, 26 October 2015
MATRIX("TOEPLITZ",order)
- is the size of the Toeplitz matrix.
Description
- This function gives the matrix of order 3 with the property of toeplitz matrix.
- A Toeplitz matrix is a matrix with the constant values along negative sloping diagonals(descending diagonal from left to right).
- If the i,j element of A is denoted , then we have
.
- Any nxn matrix A of the form:
- The property of Toeplitz matrix is :Toeplitz matrices are persymmetric.
- Symmetric Toeplitz matrices are both centrosymmetric and bisymmetric.
- Toeplitz matrices commute asymptotically.
Examples
- MATRIX("toeplitz") =0.5239269779995084
- MATRIX("toeplitz",3)
0.5852752963546664 | 0.5083035423886031 | 0.8240970941260457 |
0.5852752963546664 | 0.5852752963546664 | 0.5083035423886031 |
0.5083035423886031 | 0.5852752963546664 | 0.585275296354666 |
- MATRIX("toeplitz",5,1..7)
1 | 2 | 3 | 4 | 5 |
6 | 1 | 2 | 3 | 4 |
7 | 6 | 1 | 2 | 3 |
1 | 7 | 6 | 1 | 2 |
2 | 1 | 7 | 6 | 1 |
- MATRIX("toeplitz",4,761..770)
761 | 762 | 763 | 764 |
765 | 761 | 762 | 763 |
766 | 765 | 761 | 762 |
767 | 766 | 765 | 761 |