random(ZZ) -- random integer

Synopsis

• Function: random

• Usage:

  random n

• Inputs:
  • n, an integer,
• Optional inputs:
  • Density => ..., default value 1, make a random module map
  • Height => ..., default value 10, random element of a type
  • MaximalRank => ..., default value false, make a random module map
  • UpperTriangular => ..., default value false, make a random module map
• Outputs:
  • an integer, a random integer in the range 0 .. n-1

Description

i1 : random 57

o1 = 43

i2 : random 10^50

o2 = 27966429632588001730589592232989755722230769700437

i3 : tally apply(100, i -> random 7)

o3 = Tally{0 => 9 }
           1 => 16
           2 => 11
           3 => 15
           4 => 14
           5 => 11
           6 => 24

o3 : Tally

See also

• setRandomSeed -- set starting point for random number generator
• tally -- tally the elements of a list or sequence