diff options
Diffstat (limited to 'randinex.txi')
-rw-r--r-- | randinex.txi | 32 |
1 files changed, 7 insertions, 25 deletions
diff --git a/randinex.txi b/randinex.txi index 1d0a639..80531eb 100644 --- a/randinex.txi +++ b/randinex.txi @@ -1,9 +1,4 @@ - - - - - @defun random:uniform @@ -12,8 +7,6 @@ Returns an uniformly distributed inexact real random number in the range between 0 and 1. @end defun - - @defun random:exp @@ -23,8 +16,6 @@ an exponential distribution with mean @var{u} use @w{@code{(* @var{u} (random:exp))}}. @end defun - - @defun random:normal @@ -35,9 +26,6 @@ standard deviation @var{d} use @w{@code{(+ @var{m} (* @var{d} (random:normal)))}}. @end defun - - - @defun random:normal-vector! vect @@ -46,29 +34,23 @@ Fills @var{vect} with inexact real random numbers which are independent and standard normally distributed (i.e., with mean 0 and variance 1). @end defun - - - @defun random:hollow-sphere! vect @defunx random:hollow-sphere! vect state Fills @var{vect} with inexact real random numbers the sum of whose -squares is less than 1.0. Thinking of @var{vect} as coordinates in -space of dimension @var{n} = @code{(vector-length @var{vect})}, the -coordinates are uniformly distributed within the unit @var{n}-shere. -The sum of the squares of the numbers is returned. +squares is equal to 1.0. Thinking of @var{vect} as coordinates in space +of dimension n = @code{(vector-length @var{vect})}, the coordinates are +uniformly distributed over the surface of the unit n-shere. @end defun - - - @defun random:solid-sphere! vect @defunx random:solid-sphere! vect state Fills @var{vect} with inexact real random numbers the sum of whose -squares is equal to 1.0. Thinking of @var{vect} as coordinates in space -of dimension n = @code{(vector-length @var{vect})}, the coordinates are -uniformly distributed over the surface of the unit n-shere. +squares is less than 1.0. Thinking of @var{vect} as coordinates in +space of dimension @var{n} = @code{(vector-length @var{vect})}, the +coordinates are uniformly distributed within the unit @var{n}-shere. +The sum of the squares of the numbers is returned. @end defun |