On Sat, Aug 8, 2009 at 12:20 PM, Jason Moxham <ja...@njkfrudils.plus.com>wrote:
> > Hi > > I propose we remove the following functions > > These were declared obsolete sometime in 2000-2002 > void mpz_random (mpz_t ROP, mp_size_t MAX_SIZE) > void mpz_random2 (mpz_t ROP, mp_size_t MAX_SIZE) > > These were declared obsolete in Apr 2000-2002 > mp_limb_t mpn_divrem (mp_limb_t *R1P, mp_size_t QXN, > mp_limb_t *RS2P, mp_size_t RS2N, const mp_limb_t *S3P, > mp_size_t S3N) > mp_limb_t mpn_divmod (mp_limb_t *R1P, mp_limb_t *RS2P, > mp_size_t RS2N, const mp_limb_t *S3P, mp_size_t S3N) > > This was declared obsolete in Nov 2001 > void gmp_randinit (gmp_randstate_t STATE,gmp_randalg_t ALG, ...) > > I think the functions below should be declared obsolete > > This is dangerous function > void mpz_array_init (mpz_t INTEGER_ARRAY, size_t > ARRAY_SIZE, mp_size_t FIXED_NUM_BITS) > in that anyone using it has to make assumptions about how we have > implemented > the mpz functions using its variables.We are not likely to break the > assumptions, they are reasonable. We could perhaps provide a completely > safe > alternative. > > int mpz_probab_prime_p (mpz_t N, int REPS) > is mathematical rubbish , the random numbers used are the same for each > invocation. We should replace this with a robust alternative that (at > least) > accepts a "gmp_randstate_t" > > > void mpz_nextprime (mpz_t ROP, mpz_t OP) > Bad choice of names , we should rename it mpz_next_probab_prime(...) > > The mpf layer , as its full of bugs,untested code and bad definitions. It > consumes our time and effort and offers nothing in return. > > Jason FWIW, in Sage of everything above we only "use" mpz_probab_prime_p and mpz_nextprime. However, these are only used in devel/sage/sage/ext/gmp.pxi, which defines a few functions that are not used anywhere else in Sage, hence could be safely be deleted. -- William --~--~---------~--~----~------------~-------~--~----~ You received this message because you are subscribed to the Google Groups "mpir-devel" group. To post to this group, send email to mpir-devel@googlegroups.com To unsubscribe from this group, send email to mpir-devel+unsubscr...@googlegroups.com For more options, visit this group at http://groups.google.com/group/mpir-devel?hl=en -~----------~----~----~----~------~----~------~--~---