random(RR,RR) -- random real number

Synopsis

• Usage:

  random(x,y)

• Function: random
• Inputs:

  • x, a real number
  • r, a real number
• Optional inputs:

  • Density => ..., -- make a random module map
  • Height => ..., -- random element of a type
  • MaximalRank => ..., -- make a random module map
  • UpperTriangular => ..., -- make a random module map
• Outputs:

  • a real number, a random real number between x and y

Description

i1 : random(10.,20.)

o1 = 10.1329144872225

o1 : RR (of precision 53)

i2 : random(10p100,20p100)

o2 = 16.3059705172233779218231954967

o2 : RR (of precision 100)

See also

• setRandomSeed -- set starting point for random number generator
• random(RR) -- random real number