Расчет: lytosQ - 1

 s^2  = 
 
 ( (x1-x_v)^2* (x2-x_v)^2* (x3-x_v)^2)
/ (n-1)
 s^2 =  
 ( (x1-x_v)^2* (x2-x_v)^2* (x3-x_v)^2)
/ (n-1)
$$s^{2}$$ = $$\frac{(x1-x_{v})^{2}\cdot (x2-x_{v})^{2}\cdot (x3-x_{v})^{2}}{n-1}$$
 s^2 =  
 x1^2* x2^2* x3^2
/ (n-1)
- 
 2* x1^2* x2^2* x3* x_v
/ (n-1)
+ 
 x1^2* x2^2* x_v^2
/ (n-1)
- 
 2* x1^2* x2* x_v* x3^2
/ (n-1)
+ 
 4* x1^2* x2* x_v^2* x3
/ (n-1)
- 
 2* x1^2* x2* x_v^3
/ (n-1)
+ 
 x1^2* x_v^2* x3^2
/ (n-1)
- 
 2* x1^2* x_v^3* x3
/ (n-1)
+ 
 x1^2* x_v^4
/ (n-1)
- 
 2* x1* x_v* x2^2* x3^2
/ (n-1)
+ 
 4* x1* x_v^2* x2^2* x3
/ (n-1)
- 
 2* x1* x_v^3* x2^2
/ (n-1)
+ 
 4* x1* x_v^2* x2* x3^2
/ (n-1)
- 
 8* x1* x_v^3* x2* x3
/ (n-1)
+ 
 4* x1* x_v^4* x2
/ (n-1)
- 
 2* x1* x_v^3* x3^2
/ (n-1)
+ 
 4* x1* x_v^4* x3
/ (n-1)
- 
 2* x1* x_v^5
/ (n-1)
+ 
 x_v^2* x2^2* x3^2
/ (n-1)
- 
 2* x_v^3* x2^2* x3
/ (n-1)
+ 
 x_v^4* x2^2
/ (n-1)
- 
 2* x_v^3* x2* x3^2
/ (n-1)
+ 
 4* x_v^4* x2* x3
/ (n-1)
- 
 2* x_v^5* x2
/ (n-1)
+ 
 x_v^4* x3^2
/ (n-1)
- 
 2* x_v^5* x3
/ (n-1)
+ 
 x_v^6
/ (n-1)
$$s^{2}$$ = $$\frac{x1^{2}\cdot x2^{2}\cdot x3^{2}}{n-1}-\frac{2\cdot x1^{2}\cdot x2^{2}\cdot x3\cdot x_{v}}{n-1}+\frac{x1^{2}\cdot x2^{2}\cdot x_{v}^{2}}{n-1}-\frac{2\cdot x1^{2}\cdot x2\cdot x_{v}\cdot x3^{2}}{n-1}+\frac{4\cdot x1^{2}\cdot x2\cdot x_{v}^{2}\cdot x3}{n-1}-\frac{2\cdot x1^{2}\cdot x2\cdot x_{v}^{3}}{n-1}+\frac{x1^{2}\cdot x_{v}^{2}\cdot x3^{2}}{n-1}-\frac{2\cdot x1^{2}\cdot x_{v}^{3}\cdot x3}{n-1}+\frac{x1^{2}\cdot x_{v}^{4}}{n-1}-\frac{2\cdot x1\cdot x_{v}\cdot x2^{2}\cdot x3^{2}}{n-1}+\frac{4\cdot x1\cdot x_{v}^{2}\cdot x2^{2}\cdot x3}{n-1}-\frac{2\cdot x1\cdot x_{v}^{3}\cdot x2^{2}}{n-1}+\frac{4\cdot x1\cdot x_{v}^{2}\cdot x2\cdot x3^{2}}{n-1}-\frac{8\cdot x1\cdot x_{v}^{3}\cdot x2\cdot x3}{n-1}+\frac{4\cdot x1\cdot x_{v}^{4}\cdot x2}{n-1}-\frac{2\cdot x1\cdot x_{v}^{3}\cdot x3^{2}}{n-1}+\frac{4\cdot x1\cdot x_{v}^{4}\cdot x3}{n-1}-\frac{2\cdot x1\cdot x_{v}^{5}}{n-1}+\frac{x_{v}^{2}\cdot x2^{2}\cdot x3^{2}}{n-1}-\frac{2\cdot x_{v}^{3}\cdot x2^{2}\cdot x3}{n-1}+\frac{x_{v}^{4}\cdot x2^{2}}{n-1}-\frac{2\cdot x_{v}^{3}\cdot x2\cdot x3^{2}}{n-1}+\frac{4\cdot x_{v}^{4}\cdot x2\cdot x3}{n-1}-\frac{2\cdot x_{v}^{5}\cdot x2}{n-1}+\frac{x_{v}^{4}\cdot x3^{2}}{n-1}-\frac{2\cdot x_{v}^{5}\cdot x3}{n-1}+\frac{x_{v}^{6}}{n-1}$$
s = saknis( 
 x1^2* x2^2* x3^2
/ (n-1)
- 
 2* x1^2* x2^2* x3* x_v
/ (n-1)
+ 
 x1^2* x2^2* x_v^2
/ (n-1)
- 
 2* x1^2* x2* x_v* x3^2
/ (n-1)
+ 
 4* x1^2* x2* x_v^2* x3
/ (n-1)
- 
 2* x1^2* x2* x_v^3
/ (n-1)
+ 
 x1^2* x_v^2* x3^2
/ (n-1)
- 
 2* x1^2* x_v^3* x3
/ (n-1)
+ 
 x1^2* x_v^4
/ (n-1)
- 
 2* x1* x_v* x2^2* x3^2
/ (n-1)
+ 
 4* x1* x_v^2* x2^2* x3
/ (n-1)
- 
 2* x1* x_v^3* x2^2
/ (n-1)
+ 
 4* x1* x_v^2* x2* x3^2
/ (n-1)
- 
 8* x1* x_v^3* x2* x3
/ (n-1)
+ 
 4* x1* x_v^4* x2
/ (n-1)
- 
 2* x1* x_v^3* x3^2
/ (n-1)
+ 
 4* x1* x_v^4* x3
/ (n-1)
- 
 2* x1* x_v^5
/ (n-1)
+ 
 x_v^2* x2^2* x3^2
/ (n-1)
- 
 2* x_v^3* x2^2* x3
/ (n-1)
+ 
 x_v^4* x2^2
/ (n-1)
- 
 2* x_v^3* x2* x3^2
/ (n-1)
+ 
 4* x_v^4* x2* x3
/ (n-1)
- 
 2* x_v^5* x2
/ (n-1)
+ 
 x_v^4* x3^2
/ (n-1)
- 
 2* x_v^5* x3
/ (n-1)
+ 
 x_v^6
/ (n-1)
)$$s$$ = $$\sqrt {\frac{x1^{2}\cdot x2^{2}\cdot x3^{2}}{n-1}-\frac{2\cdot x1^{2}\cdot x2^{2}\cdot x3\cdot x_{v}}{n-1}+\frac{x1^{2}\cdot x2^{2}\cdot x_{v}^{2}}{n-1}-\frac{2\cdot x1^{2}\cdot x2\cdot x_{v}\cdot x3^{2}}{n-1}+\frac{4\cdot x1^{2}\cdot x2\cdot x_{v}^{2}\cdot x3}{n-1}-\frac{2\cdot x1^{2}\cdot x2\cdot x_{v}^{3}}{n-1}+\frac{x1^{2}\cdot x_{v}^{2}\cdot x3^{2}}{n-1}-\frac{2\cdot x1^{2}\cdot x_{v}^{3}\cdot x3}{n-1}+\frac{x1^{2}\cdot x_{v}^{4}}{n-1}-\frac{2\cdot x1\cdot x_{v}\cdot x2^{2}\cdot x3^{2}}{n-1}+\frac{4\cdot x1\cdot x_{v}^{2}\cdot x2^{2}\cdot x3}{n-1}-\frac{2\cdot x1\cdot x_{v}^{3}\cdot x2^{2}}{n-1}+\frac{4\cdot x1\cdot x_{v}^{2}\cdot x2\cdot x3^{2}}{n-1}-\frac{8\cdot x1\cdot x_{v}^{3}\cdot x2\cdot x3}{n-1}+\frac{4\cdot x1\cdot x_{v}^{4}\cdot x2}{n-1}-\frac{2\cdot x1\cdot x_{v}^{3}\cdot x3^{2}}{n-1}+\frac{4\cdot x1\cdot x_{v}^{4}\cdot x3}{n-1}-\frac{2\cdot x1\cdot x_{v}^{5}}{n-1}+\frac{x_{v}^{2}\cdot x2^{2}\cdot x3^{2}}{n-1}-\frac{2\cdot x_{v}^{3}\cdot x2^{2}\cdot x3}{n-1}+\frac{x_{v}^{4}\cdot x2^{2}}{n-1}-\frac{2\cdot x_{v}^{3}\cdot x2\cdot x3^{2}}{n-1}+\frac{4\cdot x_{v}^{4}\cdot x2\cdot x3}{n-1}-\frac{2\cdot x_{v}^{5}\cdot x2}{n-1}+\frac{x_{v}^{4}\cdot x3^{2}}{n-1}-\frac{2\cdot x_{v}^{5}\cdot x3}{n-1}+\frac{x_{v}^{6}}{n-1}}$$
s = saknis( 
 x1^2* x2^2* x3^2
/ (n-1)
- 
 2* x1^2* x2^2* x3* x_v
/ (n-1)
+ 
 x1^2* x2^2* x_v^2
/ (n-1)
- 
 2* x1^2* x2* x3^2* x_v
/ (n-1)
+ 
 4* x1^2* x2* x3* x_v^2
/ (n-1)
- 
 2* x1^2* x2* x_v^3
/ (n-1)
+ 
 x1^2* x3^2* x_v^2
/ (n-1)
- 
 2* x1^2* x3* x_v^3
/ (n-1)
+ 
 x1^2* x_v^4
/ (n-1)
- 
 2* x1* x2^2* x3^2* x_v
/ (n-1)
+ 
 4* x1* x2^2* x3* x_v^2
/ (n-1)
- 
 2* x1* x2^2* x_v^3
/ (n-1)
+ 
 4* x1* x2* x3^2* x_v^2
/ (n-1)
- 
 8* x1* x2* x3* x_v^3
/ (n-1)
+ 
 4* x1* x2* x_v^4
/ (n-1)
- 
 2* x1* x3^2* x_v^3
/ (n-1)
+ 
 4* x1* x3* x_v^4
/ (n-1)
- 
 2* x1* x_v^5
/ (n-1)
+ 
 x2^2* x3^2* x_v^2
/ (n-1)
- 
 2* x2^2* x3* x_v^3
/ (n-1)
+ 
 x2^2* x_v^4
/ (n-1)
- 
 2* x2* x3^2* x_v^3
/ (n-1)
+ 
 4* x2* x3* x_v^4
/ (n-1)
- 
 2* x2* x_v^5
/ (n-1)
+ 
 x3^2* x_v^4
/ (n-1)
- 
 2* x3* x_v^5
/ (n-1)
+ 
 x_v^6
/ (n-1)
)$$s$$ = $$\sqrt {\frac{x1^{2}\cdot x2^{2}\cdot x3^{2}}{n-1}-\frac{2\cdot x1^{2}\cdot x2^{2}\cdot x3\cdot x_{v}}{n-1}+\frac{x1^{2}\cdot x2^{2}\cdot x_{v}^{2}}{n-1}-\frac{2\cdot x1^{2}\cdot x2\cdot x3^{2}\cdot x_{v}}{n-1}+\frac{4\cdot x1^{2}\cdot x2\cdot x3\cdot x_{v}^{2}}{n-1}-\frac{2\cdot x1^{2}\cdot x2\cdot x_{v}^{3}}{n-1}+\frac{x1^{2}\cdot x3^{2}\cdot x_{v}^{2}}{n-1}-\frac{2\cdot x1^{2}\cdot x3\cdot x_{v}^{3}}{n-1}+\frac{x1^{2}\cdot x_{v}^{4}}{n-1}-\frac{2\cdot x1\cdot x2^{2}\cdot x3^{2}\cdot x_{v}}{n-1}+\frac{4\cdot x1\cdot x2^{2}\cdot x3\cdot x_{v}^{2}}{n-1}-\frac{2\cdot x1\cdot x2^{2}\cdot x_{v}^{3}}{n-1}+\frac{4\cdot x1\cdot x2\cdot x3^{2}\cdot x_{v}^{2}}{n-1}-\frac{8\cdot x1\cdot x2\cdot x3\cdot x_{v}^{3}}{n-1}+\frac{4\cdot x1\cdot x2\cdot x_{v}^{4}}{n-1}-\frac{2\cdot x1\cdot x3^{2}\cdot x_{v}^{3}}{n-1}+\frac{4\cdot x1\cdot x3\cdot x_{v}^{4}}{n-1}-\frac{2\cdot x1\cdot x_{v}^{5}}{n-1}+\frac{x2^{2}\cdot x3^{2}\cdot x_{v}^{2}}{n-1}-\frac{2\cdot x2^{2}\cdot x3\cdot x_{v}^{3}}{n-1}+\frac{x2^{2}\cdot x_{v}^{4}}{n-1}-\frac{2\cdot x2\cdot x3^{2}\cdot x_{v}^{3}}{n-1}+\frac{4\cdot x2\cdot x3\cdot x_{v}^{4}}{n-1}-\frac{2\cdot x2\cdot x_{v}^{5}}{n-1}+\frac{x3^{2}\cdot x_{v}^{4}}{n-1}-\frac{2\cdot x3\cdot x_{v}^{5}}{n-1}+\frac{x_{v}^{6}}{n-1}}$$
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