/usr/share/openturns/validation/Student2D.txt is in openturns-validation 1.5-7build2.
This file is owned by root:root, with mode 0o644.
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 | > restart:
> bvt:=proc(a,b,nu,rho)
>
> evalf(Int(Int(1/(2*Pi*sqrt(1-rho^2))*(1+(s^2-2*rho*s*t+t^2)/(nu*(1-rho
> ^2)))^(-(nu+2)/2),s=-infinity..a),t=-infinity..b))
> end:
> bvt(1.0,1.0,1.5,0.5);
0.6640912424
> (Int(Int(1/(2*Pi*sqrt(1-rho^2))*(1+(s^2-2*s*t+t^2)/(nu*(1-rho^2)))^(-(
> nu+2)/2),s=-INF..a),t=-INF..b));
/ nu \
|- ---- - 1|
b a \ 2 /
/ / / 2 2\
| | | s - 2 s t + t |
| | |1 + ---------------|
| | | 2 |
| | \ nu (1 - rho ) /
| | --------------------------------- ds dt
| | 2 1/2
| | 2 Pi (1 - rho )
| |
| |
/ /
-6.0 -6.0
> 38/2.54;
14.960629921259842520
> 12*2.54;
30.48
>
|