Generating random number with constraint [closed] The 2019 Stack Overflow Developer Survey...

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Generating random number with constraint [closed]



The 2019 Stack Overflow Developer Survey Results Are In
Announcing the arrival of Valued Associate #679: Cesar Manara
Planned maintenance scheduled April 17/18, 2019 at 00:00UTC (8:00pm US/Eastern)Create a new pseudo-random number based on a seed, using simple formulaeGenerating random array in MapleGenerating random variables from coin tosses.Is this number random?Generating random vectors in a n-ringGenerating random numbers with skewed distributiondetermining the next random number pseudorandom number generator?Mentally generating a (pseudo)random {0,1}-sequence with uniform distributionRandom gaussian number generator with zero sumGenerating vector inside a $n$-sphere











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$begingroup$


I am trying to generate N random or pseudo-random numbers in M dimensions, and trying to have a constraint between some of the dimensions. I have found an example in 2D where: alpha and beta are random numbers without constraint, but we associate x and y such as x + y = 1.
The solution is x = 1 - sqrt(alpha) and y = beta*sqrt(alpha)



Could some one help me to understand?










share|cite









$endgroup$



migration rejected from mathematica.stackexchange.com Mar 23 at 3:20


This question came from our site for users of Wolfram Mathematica. Votes, comments, and answers are locked due to the question being closed here, but it may be eligible for editing and reopening on the site where it originated.





closed as unclear what you're asking by Matthew Towers, Cesareo, Alex Provost, Leucippus, Eevee Trainer Mar 23 at 3:20


Please clarify your specific problem or add additional details to highlight exactly what you need. As it's currently written, it’s hard to tell exactly what you're asking. See the How to Ask page for help clarifying this question. If this question can be reworded to fit the rules in the help center, please edit the question.














  • 1




    $begingroup$
    This doesn't appear to be a question about the software known as Mathematica.
    $endgroup$
    – John Doty
    Mar 22 at 16:20
















-1












$begingroup$


I am trying to generate N random or pseudo-random numbers in M dimensions, and trying to have a constraint between some of the dimensions. I have found an example in 2D where: alpha and beta are random numbers without constraint, but we associate x and y such as x + y = 1.
The solution is x = 1 - sqrt(alpha) and y = beta*sqrt(alpha)



Could some one help me to understand?










share|cite









$endgroup$



migration rejected from mathematica.stackexchange.com Mar 23 at 3:20


This question came from our site for users of Wolfram Mathematica. Votes, comments, and answers are locked due to the question being closed here, but it may be eligible for editing and reopening on the site where it originated.





closed as unclear what you're asking by Matthew Towers, Cesareo, Alex Provost, Leucippus, Eevee Trainer Mar 23 at 3:20


Please clarify your specific problem or add additional details to highlight exactly what you need. As it's currently written, it’s hard to tell exactly what you're asking. See the How to Ask page for help clarifying this question. If this question can be reworded to fit the rules in the help center, please edit the question.














  • 1




    $begingroup$
    This doesn't appear to be a question about the software known as Mathematica.
    $endgroup$
    – John Doty
    Mar 22 at 16:20














-1












-1








-1





$begingroup$


I am trying to generate N random or pseudo-random numbers in M dimensions, and trying to have a constraint between some of the dimensions. I have found an example in 2D where: alpha and beta are random numbers without constraint, but we associate x and y such as x + y = 1.
The solution is x = 1 - sqrt(alpha) and y = beta*sqrt(alpha)



Could some one help me to understand?










share|cite









$endgroup$




I am trying to generate N random or pseudo-random numbers in M dimensions, and trying to have a constraint between some of the dimensions. I have found an example in 2D where: alpha and beta are random numbers without constraint, but we associate x and y such as x + y = 1.
The solution is x = 1 - sqrt(alpha) and y = beta*sqrt(alpha)



Could some one help me to understand?







random






share|cite













share|cite











share|cite




share|cite










asked Mar 22 at 16:10







linksse











migration rejected from mathematica.stackexchange.com Mar 23 at 3:20


This question came from our site for users of Wolfram Mathematica. Votes, comments, and answers are locked due to the question being closed here, but it may be eligible for editing and reopening on the site where it originated.





closed as unclear what you're asking by Matthew Towers, Cesareo, Alex Provost, Leucippus, Eevee Trainer Mar 23 at 3:20


Please clarify your specific problem or add additional details to highlight exactly what you need. As it's currently written, it’s hard to tell exactly what you're asking. See the How to Ask page for help clarifying this question. If this question can be reworded to fit the rules in the help center, please edit the question.









migration rejected from mathematica.stackexchange.com Mar 23 at 3:20


This question came from our site for users of Wolfram Mathematica. Votes, comments, and answers are locked due to the question being closed here, but it may be eligible for editing and reopening on the site where it originated.





closed as unclear what you're asking by Matthew Towers, Cesareo, Alex Provost, Leucippus, Eevee Trainer Mar 23 at 3:20


Please clarify your specific problem or add additional details to highlight exactly what you need. As it's currently written, it’s hard to tell exactly what you're asking. See the How to Ask page for help clarifying this question. If this question can be reworded to fit the rules in the help center, please edit the question.










  • 1




    $begingroup$
    This doesn't appear to be a question about the software known as Mathematica.
    $endgroup$
    – John Doty
    Mar 22 at 16:20














  • 1




    $begingroup$
    This doesn't appear to be a question about the software known as Mathematica.
    $endgroup$
    – John Doty
    Mar 22 at 16:20








1




1




$begingroup$
This doesn't appear to be a question about the software known as Mathematica.
$endgroup$
– John Doty
Mar 22 at 16:20




$begingroup$
This doesn't appear to be a question about the software known as Mathematica.
$endgroup$
– John Doty
Mar 22 at 16:20










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