Difference between revisions of "Manuals/calci/SKEWSYMMETRIC"

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==Examples==
 
==Examples==
#SKEWSYMMETRIC(4)
+
#1.
 +
SKEWSYMMETRIC(4)
 
{| class="wikitable"
 
{| class="wikitable"
 
|-
 
|-
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|(-25) || -72 || -43 || 0
 
|(-25) || -72 || -43 || 0
 
|}
 
|}
 +
#2.
 +
SKEWSYMMETRIC(9)
 +
{| class="wikitable"
 +
|-
 +
| 0 || 48|| -36 || 72 || 25 ||51 ||-13 || -98 || 70
 +
|-
 +
|(-48) || 0 || -97|| -33 || 78 || -30 || -56 || 62 || 45
 +
|-
 +
|36|| 97 || 0 ||42 || -47 || 58 || 94 || 24 || -43
 +
|-
 +
|(-72) || 33 || -42 || 0 || -23 || -77 || -80 || 69 || 70
 +
|-
 +
| (-25) || -78 || 47 || 23 || 0 || -17 || 17 || -100 || 34
 +
|-
 +
| (-51) || 30 || -58 || 77 || 17 || 0 || -43 || -67 || 0
 +
|-
 +
|13 || 56 || -94 || 80 || -17 || 43 || 0 || -24 || 55
 +
|-
 +
| 98 || -62 || -24 || -69 || 100 || 67 || 24 || 0 || 76
 +
|-
 +
| (-70) || -45 || 43 || -70 || -34 || 0 || -55 || -76 || 0
 +
|}
 +
0 48 -36 72 25 51 -13 -98 70
 +
-48 0 -97 -33 78 -30 -56 62 45
 +
36 97 0 42 -47 58 94 24 -43
 +
-72 33 -42 0 -23 -77 -80 69 70
 +
-25 -78 47 23 0 -17 17 -100 34
 +
-51 30 -58 77 17 0 -43 -67 0
 +
13 56 -94 80 -17 43 0 -24 55
 +
98 -62 -24 -69 100 67 24 0 76
 +
-70 -45 43 -70 -34 0 -55 -76 0

Revision as of 16:13, 20 December 2016

SKEWSYMMETRIC(Order)


  • is the order of the skew symmetric matrix.

Description

  • This function shows the Skew Symmetric matrix with the given order.
  • Skew Symmetric is also called Anti Symmetric or Antimetric.
  • A Skew Symmetric is a square matrix which satisfies the following identity ,where is the matrix transpose.
  • If the entry in the row and column is .
  • i.e. then the skew symmetric condition is Failed to parse (MathML with SVG or PNG fallback (recommended for modern browsers and accessibility tools): Invalid response ("Math extension cannot connect to Restbase.") from server "https://wikimedia.org/api/rest_v1/":): {\displaystyle (a_{ij}) = −(a_{ij})} .
  • So its diagonal values are "0".

Examples

  1. 1.

SKEWSYMMETRIC(4)

0 -39 2 25
39 0 15 72
(-2) -15 0 43
(-25) -72 -43 0
  1. 2.

SKEWSYMMETRIC(9)

0 48 -36 72 25 51 -13 -98 70
(-48) 0 -97 -33 78 -30 -56 62 45
36 97 0 42 -47 58 94 24 -43
(-72) 33 -42 0 -23 -77 -80 69 70
(-25) -78 47 23 0 -17 17 -100 34
(-51) 30 -58 77 17 0 -43 -67 0
13 56 -94 80 -17 43 0 -24 55
98 -62 -24 -69 100 67 24 0 76
(-70) -45 43 -70 -34 0 -55 -76 0

0 48 -36 72 25 51 -13 -98 70 -48 0 -97 -33 78 -30 -56 62 45 36 97 0 42 -47 58 94 24 -43 -72 33 -42 0 -23 -77 -80 69 70 -25 -78 47 23 0 -17 17 -100 34 -51 30 -58 77 17 0 -43 -67 0 13 56 -94 80 -17 43 0 -24 55 98 -62 -24 -69 100 67 24 0 76 -70 -45 43 -70 -34 0 -55 -76 0