2 israndom - whether a value is a Blum generator state
13 Determine if x is a Blum-Blum-Shub pseudo-random number generator state.
14 This function will return 1 if x is a file, 0 otherwise.
16 XXX - the interface to the Blum generator has not been not written.
20 > print israndom(a), israndom(0);
30 seed, random, srandom, randombit,
31 isassoc, isatty, isblk, isconfig, isdefined, iserror, iseven, isfile,
32 ishash, isident, isint, islist, ismat, ismult, isnull, isnum, isobj,
33 isobjtype, isodd, isprime, isrand, isreal, isrel,
34 issimple, issq, isstr, istype