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random: various random number utilities

Name Type Description
deal verb deal x. items from y. (no repetition)
dealx verb deal x. indices from list y. (no repetition)
randomize verb sets a random value into random link
rand01 verb generate y. random numbers in interval (0,1)
rand11 verb generate y. random numbers in interval (_1,1)
setrl verb set random link
toss verb pick x. items from y. (with repetition)
tossx verb pick x. indices from list y. (with repetition)

tossx

pick x. indices from list y. (with repetition)

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examples:

   p=: ;: 'anne dave mary tom'
   words=: ;: inverse

   words deal p
mary anne dave tom

   words 3 deal p
tom dave mary

   words 6 toss p
mary mary dave dave mary tom

   dealx 2 3
0 1
1 1
0 2
1 2
0 0
1 0

   3 dealx 3 5 7
2 4 6
1 0 6
2 4 5

   4 tossx 2 3
0 2
1 2
1 1
0 2


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