Line data Source code
1 : /* Copyright (C) 2004 The PARI group.
2 :
3 : This file is part of the PARI/GP package.
4 :
5 : PARI/GP is free software; you can redistribute it and/or modify it under the
6 : terms of the GNU General Public License as published by the Free Software
7 : Foundation; either version 2 of the License, or (at your option) any later
8 : version. It is distributed in the hope that it will be useful, but WITHOUT
9 : ANY WARRANTY WHATSOEVER.
10 :
11 : Check the License for details. You should have received a copy of it, along
12 : with the package; see the file 'COPYING'. If not, write to the Free Software
13 : Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. */
14 :
15 : BEGINEXTERN
16 :
17 : /* for qsort */
18 : typedef int (*QSCOMP)(const void *, const void *);
19 :
20 : #define uel(a,i) (((ulong*)(a))[i])
21 : #define ucoeff(a,i,j) (((ulong**)(a))[j][i])
22 : #define umael(a,i,j) (((ulong**)(a))[i][j])
23 : #define umael2(a,i,j) (((ulong**)(a))[i][j])
24 : #define umael3(a,i,j,k) (((ulong***)(a))[i][j][k])
25 : #define umael4(a,i,j,k,l) (((ulong****)(a))[i][j][k][l])
26 : #define umael5(a,i,j,k,l,m) (((ulong*****)(a))[i][j][k][l][m])
27 :
28 : #define numberof(x) (sizeof(x) / sizeof((x)[0]))
29 :
30 : /* to manipulate 'blocs' */
31 : #define BL_HEAD 8
32 : #define bl_base(x) (void*)((x) - BL_HEAD)
33 : #define bl_height(x) (((GEN)x)[-8])
34 : #define bl_left(x) (((GEN*)x)[-7])
35 : #define bl_right(x) (((GEN*)x)[-6])
36 : #define bl_size(x) (((GEN)x)[-5])
37 : #define bl_refc(x) (((GEN)x)[-4])
38 : #define bl_next(x) (((GEN*)x)[-3])
39 : #define bl_prev(x) (((GEN*)x)[-2])
40 : #define bl_num(x) (((GEN)x)[-1])
41 :
42 : void clone_lock(GEN C);
43 : void clone_unlock(GEN C);
44 : void clone_unlock_deep(GEN C);
45 :
46 : /* swap */
47 : #define lswap(x,y) {long _z=x; x=y; y=_z;}
48 : #define pswap(x,y) {GEN *_z=x; x=y; y=_z;}
49 : #define swap(x,y) {GEN _z=x; x=y; y=_z;}
50 : #define dswap(x,y) { double _t=x; x=y; y=_t; }
51 : #define pdswap(x,y) { double* _t=x; x=y; y=_t; }
52 : #define swapspec(x,y, nx,ny) {swap(x,y); lswap(nx,ny);}
53 :
54 : /* loops */
55 : GEN incloop(GEN a);
56 : GEN resetloop(GEN a, GEN b);
57 : GEN setloop(GEN a);
58 :
59 : /* parser */
60 :
61 : /* GP control structures */
62 : #define EXPR_WRAP(code, call) \
63 : { GEN z; GEN __E = code; \
64 : push_lex(gen_0, __E); z = call; pop_lex(1); return z; }
65 : #define EXPRVOID_WRAP(code, call) \
66 : { GEN __E = code; \
67 : push_lex(gen_0, __E); call; pop_lex(1); }
68 : #define EXPR_ARG __E, &gp_eval
69 : #define EXPR_ARGPREC __E, &gp_evalprec
70 : #define EXPR_ARGUPTO __E, &gp_evalupto
71 : #define EXPR_ARGBOOL __E, &gp_evalbool
72 : #define EXPR_ARGVOID __E, &gp_evalvoid
73 :
74 : GEN andpari(GEN a, GEN b);
75 : GEN orpari(GEN a, GEN b);
76 : void ifpari_void(GEN g, GEN a, GEN b);
77 : GEN ifpari_multi(GEN g, GEN a);
78 :
79 : GEN gadde(GEN *x, GEN y);
80 : GEN gadd1e(GEN *x);
81 : GEN gdive(GEN *x, GEN y);
82 : GEN gdivente(GEN *x, GEN y);
83 : GEN gdivrounde(GEN *x, GEN y);
84 : GEN gmode(GEN *x, GEN y);
85 : GEN gmule(GEN *x, GEN y);
86 : GEN gshiftle(GEN *x, long n);
87 : GEN gshiftre(GEN *x, long n);
88 : GEN gsube(GEN *x, GEN y);
89 : GEN gsub1e(GEN *x);
90 : GEN gshift_right(GEN x, long n);
91 :
92 : GEN derivfun0(GEN args, GEN def, GEN code, long k, long prec);
93 : GEN direuler_bad(void *E, GEN (*eval)(void *, GEN, long), GEN a, GEN b, GEN c, GEN Sbad);
94 : GEN vecexpr0(GEN nmax, GEN code, GEN pred);
95 : GEN vecexpr1(GEN nmax, GEN code, GEN pred);
96 :
97 : /* mt */
98 : void mt_sigint(void);
99 : void mt_err_recover(long er);
100 : void mt_break_recover(void);
101 : void mt_export_add(const char *str, GEN val);
102 : void mt_export_del(const char *str);
103 : void mt_init_stack(size_t s);
104 : int mt_is_thread(void);
105 : void mt_thread_init(void);
106 :
107 : GEN eisker_worker(GEN Ei, GEN M, GEN D, GEN co, GEN CD);
108 : GEN pareval_worker(GEN code);
109 : GEN parfor_worker(GEN i, GEN C);
110 : GEN parvector_worker(GEN i, GEN C);
111 : GEN polmodular_worker(GEN pt, ulong L, GEN hilb, GEN factu,
112 : GEN vne, GEN vinfo, long compute_derivs, GEN j_powers, GEN G_surface,
113 : GEN G_floor, GEN fdb);
114 : GEN polclass_worker(GEN p, GEN G, GEN db);
115 : GEN nf_L2_bound(GEN nf, GEN den, GEN *pL);
116 : GEN nmV_polint_center_tree_worker(GEN Va, GEN T, GEN R, GEN xa, GEN m2);
117 : GEN nmV_chinese_center_tree_seq(GEN A, GEN P, GEN T, GEN R);
118 : GEN nxMV_polint_center_tree_worker(GEN Va, GEN T, GEN R, GEN xa, GEN m2);
119 : GEN nxMV_chinese_center_tree_seq(GEN A, GEN P, GEN T, GEN R);
120 : GEN F2xq_log_Coppersmith_worker(GEN u, long i, GEN V, GEN R);
121 : GEN Flxq_log_Coppersmith_worker(GEN u, long i, GEN V, GEN R);
122 : GEN Fp_log_sieve_worker(long a, long prmax, GEN C, GEN c, GEN Ci, GEN ci, GEN pr, GEN sz);
123 : GEN QM_charpoly_ZX_worker(GEN P, GEN M, GEN dM);
124 : GEN QXQ_div_worker(GEN P, GEN A, GEN B, GEN C);
125 : GEN QXQ_inv_worker(GEN P, GEN A, GEN B);
126 : GEN RgM_ZM_mul_worker(GEN y, GEN x);
127 : GEN ZX_resultant_worker(GEN P, GEN A, GEN B, GEN dB);
128 : GEN ZXQX_resultant_worker(GEN P, GEN A, GEN B, GEN T, GEN dB);
129 : GEN ZX_ZXY_resultant_worker(GEN P, GEN A, GEN B, GEN dB, GEN v);
130 : GEN ZX_composedsum_worker(GEN P, GEN A, GEN B);
131 : GEN ZXQX_composedsum_worker(GEN P, GEN A, GEN B, GEN C);
132 : GEN ZX_gcd_worker(GEN P, GEN A, GEN B, GEN g);
133 : GEN ZXQ_minpoly_worker(GEN P, GEN A, GEN B, long d);
134 : GEN ZM_det_worker(GEN P, GEN A);
135 : GEN ZM_inv_worker(GEN P, GEN A);
136 : GEN ZM_ker_worker(GEN P, GEN A);
137 : GEN ZM_mul_worker(GEN P, GEN A, GEN B);
138 : GEN ZM_sqr_worker(GEN P, GEN A);
139 : GEN ZM_gauss_worker(GEN P, GEN A, GEN B);
140 : GEN ZabM_inv_worker(GEN P, GEN A, GEN Q);
141 : GEN aprcl_step4_worker(ulong q, GEN pC, GEN N, GEN v);
142 : GEN aprcl_step6_worker(GEN r, long t, GEN N, GEN N1, GEN et);
143 : GEN ecpp_sqrt_worker(GEN g, GEN N, GEN p);
144 : GEN ecpp_ispsp_worker(GEN N);
145 : GEN ecpp_step2_worker(GEN S, GEN HD, GEN primelist, long dbg);
146 : GEN primecertisvalid_ecpp_worker(GEN certi);
147 : GEN lfuninit_worker(long r, GEN K, GEN L, GEN peh2d, GEN vroots, GEN dr, GEN di, GEN an, GEN bn);
148 : GEN lfuninit_theta2_worker(long r, GEN L, GEN qk, GEN a, GEN di, GEN an, GEN bn);
149 : GEN gen_parapply(GEN worker, GEN D);
150 : GEN gen_parapply_percent(GEN worker, GEN D, long percent);
151 : GEN parapply_slice_worker(GEN worker, GEN D);
152 : GEN gen_parapply_slice(GEN worker, GEN D, long mmin);
153 : GEN gen_crt(const char *str, GEN worker, forprime_t *S, GEN dB, ulong bound, long mmin, GEN *pt_mod,
154 : GEN crt(GEN, GEN, GEN*), GEN center(GEN, GEN, GEN));
155 : void gen_inccrt(const char *str, GEN worker, GEN dB, long n, long mmin,
156 : forprime_t *S, GEN *pt_H, GEN *pt_mod, GEN crt(GEN, GEN, GEN*),
157 : GEN center(GEN, GEN, GEN));
158 : void gen_inccrt_i(const char *str, GEN worker, GEN dB, long n, long mmin,
159 : forprime_t *S, GEN *pH, GEN *pmod, GEN crt(GEN, GEN, GEN*),
160 : GEN center(GEN, GEN, GEN));
161 : GEN direllnf_worker(GEN P, ulong X, GEN E);
162 : GEN dirartin_worker(GEN P, ulong X, GEN nf, GEN G, GEN V, GEN aut);
163 : GEN direllsympow_worker(GEN P, ulong X, GEN E, ulong m);
164 : GEN dirgenus2_worker(GEN P, ulong X, GEN Q);
165 : GEN dirhgm_worker(GEN P, ulong X, GEN hgm, GEN t);
166 : GEN pardireuler(GEN worker, GEN a, GEN b, GEN c, GEN Sbad);
167 : GEN FpM_ratlift_worker(GEN A, GEN mod, GEN B);
168 : GEN ellQ_factorback_worker(GEN P, GEN E, GEN A, GEN L, ulong l);
169 : GEN chinese_unit_worker(GEN P, GEN A, GEN U, GEN B, GEN D, GEN C);
170 : GEN partmap_reverse_frac_worker(GEN t, GEN a, GEN b, GEN la, GEN lb, long v);
171 : GEN parsqf_worker(GEN gk, GEN vR, GEN data);
172 : GEN parsum_slice_worker(GEN a, GEN b, GEN m, GEN worker);
173 : GEN parsumprimefun_worker(GEN gk, GEN s, GEN zerf, GEN data, GEN vW, GEN f);
174 : GEN lerch_worker(GEN t, GEN E);
175 : GEN ramanujantau_worker(GEN gt, GEN p2_7, GEN p_9, GEN p);
176 : GEN taugen_n_worker(GEN t, GEN pol, GEN p4);
177 : GEN serh_worker(GEN gk, GEN V, GEN a, GEN ns, GEN gprec);
178 :
179 : /* Relative number fields */
180 : enum { rnf_NFABS = 1, rnf_MAPS };
181 :
182 : /* Finite fields */
183 : enum { t_FF_FpXQ = 0, t_FF_Flxq = 1, t_FF_F2xq = 2 };
184 : GEN FF_ellinit(GEN E, GEN fg);
185 : GEN FF_elldata(GEN E, GEN fg);
186 :
187 : /* L functions */
188 : enum { t_LFUN_GENERIC, t_LFUN_ZETA, t_LFUN_NF, t_LFUN_ELL, t_LFUN_KRONECKER,
189 : t_LFUN_CHIZ, t_LFUN_CHIGEN, t_LFUN_ETA,
190 : t_LFUN_DIV, t_LFUN_MUL, t_LFUN_CONJ,
191 : t_LFUN_SYMPOW_ELL, t_LFUN_QF, t_LFUN_ARTIN, t_LFUN_MFCLOS,
192 : t_LFUN_GENUS2, t_LFUN_TWIST, t_LFUN_CLOSURE0, t_LFUN_SHIFT,
193 : t_LFUN_HGM, t_LFUN_HECKE,t_LFUN_ABELREL};
194 : enum { t_LDESC_INIT, t_LDESC_THETA, t_LDESC_PRODUCT };
195 :
196 : /* Elliptic curves */
197 : /* common to Q and Rg */
198 : enum { R_PERIODS = 1, R_ETA, R_ROOTS, R_AB };
199 :
200 : enum { Qp_ROOT = 1, Qp_TATE };
201 : enum { Q_GROUPGEN = 5, Q_GLOBALRED, Q_ROOTNO, Q_MINIMALMODEL };
202 : enum { NF_MINIMALMODEL = 1, NF_GLOBALRED, NF_MINIMALPRIMES, NF_ROOTNO, NF_NF };
203 :
204 : /* common to Fp and Fq */
205 : enum { FF_CARD = 1, FF_GROUP, FF_GROUPGEN, FF_O };
206 :
207 : /* for Buchall_param */
208 : enum { fupb_NONE = 0, fupb_RELAT, fupb_LARGE, fupb_PRECI };
209 :
210 : /* Represents the data in the equation(s)
211 : * 4p = t^2 - v^2 D = t^2 - v^2 u^2 D_K = w^2 D_K.
212 : * t is the absolute trace, so always > 0.
213 : * T is a twisting parameter, which satisfies (T|p) == -1. */
214 : typedef struct {
215 : GEN faw; /* factor(u*v) */
216 : long D, t, u, v;
217 : ulong p, pi, s2, T;
218 : } norm_eqn_struct;
219 : typedef norm_eqn_struct norm_eqn_t[1];
220 : void norm_eqn_set(norm_eqn_t ne, long D,long t,long u,long v,GEN faw,ulong p);
221 :
222 : #define zv_to_longptr(v) (&((v)[1]))
223 : #define zv_to_ulongptr(v) ((ulong *)&((v)[1]))
224 :
225 : /* Modular invariants */
226 : #define INV_J 0
227 : #define INV_F 1
228 : #define INV_F2 2
229 : #define INV_F3 3
230 : #define INV_F4 4
231 : #define INV_G2 5
232 : #define INV_W2W3 6
233 : #define INV_F8 8
234 : #define INV_W3W3 9
235 : #define INV_W2W5 10
236 : #define INV_W2W7 14
237 : #define INV_W3W5 15
238 : #define INV_W3W7 21
239 : #define INV_W2W3E2 23
240 : #define INV_W2W5E2 24
241 : #define INV_W2W13 26
242 : #define INV_W2W7E2 27
243 : #define INV_W3W3E2 28
244 : #define INV_W5W7 35
245 : #define INV_W3W13 39
246 : #define INV_ATKIN3 103
247 : #define INV_LAST 103
248 :
249 : /* Get coefficient of x^d in f, assuming f is nonzero. */
250 16970120 : INLINE ulong Flx_coeff(GEN f, long d) { return f[d + 2]; }
251 : /* Return the root of f, assuming deg(f) = 1. */
252 296532 : INLINE ulong Flx_deg1_root(GEN f, ulong p) {
253 296532 : if (degpol(f) != 1) pari_err_BUG("Flx_deg1_root");
254 296524 : return Fl_div(Fl_neg(Flx_coeff(f, 0), p), Flx_coeff(f, 1), p);
255 : }
256 :
257 : /* Allocation / gerepile */
258 : long getdebugvar(void);
259 : void setdebugvar(long n);
260 : void debug_stack(void);
261 : void minim_alloc(long n, double ***q, GEN *x, double **y, double **z, double **v);
262 : int pop_entree_block(entree *ep, long loc);
263 : int pop_val_if_newer(entree *ep, long loc);
264 :
265 : /* general printing */
266 : void print_errcontext(PariOUT *out, const char *msg, const char *s, const char *entry);
267 : void print_prefixed_text(PariOUT *out, const char *s, const char *prefix, const char *str);
268 : INLINE void
269 76 : print_text(const char *s) { print_prefixed_text(pariOut, s,NULL,NULL); }
270 : INLINE void
271 5327 : out_print_text(PariOUT *out, const char *s) { print_prefixed_text(out, s,NULL,NULL); }
272 : INLINE long
273 2591225 : is_keyword_char(char c) { return (isalnum((unsigned char)c) || c=='_'); }
274 :
275 : /* Interfaces (GP, etc.) */
276 : hashtable *hash_from_link(GEN e, GEN names, int use_stack);
277 : void gen_relink(GEN x, hashtable *table);
278 : entree* do_alias(entree *ep);
279 : char* get_sep(const char *t);
280 : long get_int(const char *s, long dflt);
281 : void gp_initrc(pari_stack *p_A);
282 :
283 : void pari_sigint(const char *s);
284 : void* get_stack(double fraction, long min);
285 : void free_graph(void);
286 : void initout(int initerr);
287 : void resetout(int initerr);
288 : void init_linewrap(long w);
289 : void print_functions_hash(const char *s);
290 : GEN readbin(const char *name, FILE *f, int *vector);
291 : int term_height(void);
292 : int term_width(void);
293 : /* gp_colors */
294 : void decode_color(long n, long *c);
295 :
296 : /* defaults */
297 : extern long precreal;
298 :
299 : void gen_output(GEN x);
300 : void fputGEN_pariout(GEN x, pariout_t *T, FILE *out);
301 :
302 : void parsestate_reset(void);
303 : void parsestate_save(struct pari_parsestate *state);
304 : void parsestate_restore(struct pari_parsestate *state);
305 :
306 : void compilestate_reset(void);
307 : void compilestate_save(struct pari_compilestate *comp);
308 : void compilestate_restore(struct pari_compilestate *comp);
309 :
310 : void filestate_save(struct pari_filestate *file);
311 : void filestate_restore(struct pari_filestate *file);
312 : void tmp_restore(pariFILE *F);
313 :
314 : long evalstate_get_trace(void);
315 : void evalstate_set_trace(long lvl);
316 : void evalstate_clone(void);
317 : void evalstate_reset(void);
318 : void evalstate_restore(struct pari_evalstate *state);
319 : GEN evalstate_restore_err(struct pari_evalstate *state);
320 : void evalstate_save(struct pari_evalstate *state);
321 : void varstate_save(struct pari_varstate *s);
322 : void varstate_restore(struct pari_varstate *s);
323 :
324 : void mtstate_save(struct pari_mtstate *s);
325 : void mtstate_reset(void);
326 : void mtstate_restore(struct pari_mtstate *s);
327 :
328 : void debug_context(void);
329 :
330 : typedef struct {
331 : const char *s;
332 : size_t ls;
333 : char **dir;
334 : } forpath_t;
335 : void forpath_init(forpath_t *T, gp_path *path, const char *s);
336 : char *forpath_next(forpath_t *T);
337 :
338 : /* GP output && output format */
339 : extern char *current_logfile;
340 :
341 : /* colors */
342 : extern long gp_colors[];
343 : extern int disable_color;
344 :
345 : /* entrees */
346 : #define EpVALENCE(ep) ((ep)->valence & 0xFF)
347 : #define EpSTATIC(ep) ((ep)->valence & 0x100)
348 : #define EpSETSTATIC(ep) ((ep)->valence |= 0x100)
349 : enum { EpNEW = 100, EpALIAS, EpVAR, EpINSTALL };
350 : #define initial_value(ep) ((ep)+1)
351 :
352 : /* functions lists */
353 : extern const long functions_tblsz; /* hashcodes table size */
354 : extern entree **functions_hash; /* functions hashtable */
355 : extern entree **defaults_hash; /* defaults hashtable */
356 :
357 : /* buffers */
358 : typedef struct Buffer {
359 : char *buf;
360 : ulong len;
361 : jmp_buf env;
362 : } Buffer;
363 : Buffer *new_buffer(void);
364 : void delete_buffer(Buffer *b);
365 : void fix_buffer(Buffer *b, long newlbuf);
366 :
367 : typedef struct {
368 : const char *s; /* source */
369 : char *t, *end; /* target, last char read */
370 : int in_string, in_comment, more_input, wait_for_brace;
371 : Buffer *buf;
372 : } filtre_t;
373 : void init_filtre(filtre_t *F, Buffer *buf);
374 : Buffer *filtered_buffer(filtre_t *F);
375 : void kill_buffers_upto_including(Buffer *B);
376 : void pop_buffer(void);
377 : void kill_buffers_upto(Buffer *B);
378 : int gp_read_line(filtre_t *F, const char *PROMPT);
379 : void parse_key_val(char *src, char **ps, char **pt);
380 : extern int (*cb_pari_get_line_interactive)(const char*, const char*, filtre_t *F);
381 : extern char *(*cb_pari_fgets_interactive)(char *s, int n, FILE *f);
382 : int get_line_from_file(const char *prompt, filtre_t *F, FILE *file);
383 : void pari_skip_space(char **s);
384 : void pari_skip_alpha(char **s);
385 : char *pari_translate_string(const char *src, char *s, char *entry);
386 :
387 : gp_data *default_gp_data(void);
388 :
389 : typedef char *(*fgets_t)(char *, int, void*);
390 :
391 : typedef struct input_method {
392 : /* optional */
393 : fgets_t myfgets; /* like libc fgets() but last argument is (void*) */
394 : /* mandatory */
395 : char * (*getline)(char**, int f, struct input_method*, filtre_t *F);
396 : int free; /* boolean: must we free the output of getline() ? */
397 : /* optional */
398 : const char *prompt, *prompt_cont;
399 : void *file; /* can be used as last argument for fgets() */
400 : } input_method;
401 :
402 : int input_loop(filtre_t *F, input_method *IM);
403 : char *file_input(char **s0, int junk, input_method *IM, filtre_t *F);
404 : char *file_getline(Buffer *b, char **s0, input_method *IM);
405 :
406 : /* readline */
407 : typedef struct {
408 : /* pointers to readline variables/functions */
409 : char **line_buffer;
410 : int *point;
411 : int *end;
412 : char **(*completion_matches)(const char *, char *(*)(const char*, int));
413 : char *(*filename_completion_function)(const char *, int);
414 : char *(*username_completion_function)(const char *, int);
415 : int (*insert)(int, int);
416 : int *completion_append_character;
417 :
418 : /* PARI-specific */
419 : int back; /* rewind the cursor by this number of chars */
420 : } pari_rl_interface;
421 :
422 : /* Code which wants to use readline needs to do the following:
423 :
424 : #include <readline/readline.h>
425 : #include <pari/paripriv.h>
426 : pari_rl_interface pari_rl;
427 : pari_use_readline(pari_rl);
428 :
429 : This will initialize the pari_rl structure. A pointer to this structure
430 : must be given as first argument to all PARI readline functions. */
431 :
432 : /* IMPLEMENTATION NOTE: this really must be a macro (not a function),
433 : * since we refer to readline symbols. */
434 : #define pari_use_readline(pari_rl) do {\
435 : (pari_rl).line_buffer = &rl_line_buffer; \
436 : (pari_rl).point = &rl_point; \
437 : (pari_rl).end = &rl_end; \
438 : (pari_rl).completion_matches = &rl_completion_matches; \
439 : (pari_rl).filename_completion_function = &rl_filename_completion_function; \
440 : (pari_rl).username_completion_function = &rl_username_completion_function; \
441 : (pari_rl).insert = &rl_insert; \
442 : (pari_rl).completion_append_character = &rl_completion_append_character; \
443 : (pari_rl).back = 0; } while(0)
444 :
445 : /* FIXME: EXPORT AND DOCUMENT THE FOLLOWING */
446 :
447 : /* PROBABLY NOT IN THE RIGHT FILE, SORT BY THEME */
448 :
449 : /* multiprecision */
450 : GEN adduispec_offset(ulong s, GEN x, long offset, long nx);
451 : int lgcdii(ulong* d, ulong* d1, ulong* u, ulong* u1, ulong* v, ulong* v1, ulong vmax);
452 : ulong rgcduu(ulong d, ulong d1, ulong vmax, ulong* u, ulong* u1, ulong* v, ulong* v1, long *s);
453 : ulong xgcduu(ulong d, ulong d1, int f, ulong* v, ulong* v1, long *s);
454 : ulong xxgcduu(ulong d, ulong d1, int f, ulong* u, ulong* u1, ulong* v, ulong* v1, long *s);
455 : GEN muliispec(GEN x, GEN y, long nx, long ny);
456 : GEN red_montgomery(GEN T, GEN N, ulong inv);
457 : GEN sqrispec(GEN x, long nx);
458 : ulong *convi(GEN x, long *l);
459 :
460 : /* powers */
461 : GEN rpowuu(ulong a, ulong n, long prec);
462 :
463 : /* floats */
464 : double dabs(double s, double t);
465 : double darg(double s, double t);
466 : void dcxlog(double s, double t, double *a, double *b);
467 : double dnorm(double s, double t);
468 : double dbllog2(GEN z);
469 : double dbllambertW0(double a);
470 : double dbllambertW_1(double a);
471 :
472 : /* hnf */
473 : GEN hnfadd(GEN m,GEN p,GEN* ptdep,GEN* ptA,GEN* ptC,GEN extramat,GEN extraC);
474 : GEN hnfadd_i(GEN m,GEN p,GEN* ptdep,GEN* ptA,GEN* ptC,GEN extramat,GEN extraC);
475 : GEN hnfspec_i(GEN m,GEN p,GEN* ptdep,GEN* ptA,GEN* ptC,long k0);
476 : GEN hnfspec(GEN m,GEN p,GEN* ptdep,GEN* ptA,GEN* ptC,long k0);
477 : GEN mathnfspec(GEN x, GEN *ptperm, GEN *ptdep, GEN *ptB, GEN *ptC);
478 : GEN ZM_hnfmodall_i(GEN x, GEN dm, long flag);
479 :
480 : GEN LLL_check_progress(GEN Bnorm, long n0, GEN m, int final, long *ti_LLL);
481 :
482 : /* integer factorization / discrete log */
483 : ulong is_kth_power(GEN x, ulong p, GEN *pt);
484 : GEN mpqs(GEN N);
485 :
486 : /* Polynomials */
487 : /* a) Arithmetic/conversions */
488 : GEN lift_if_rational(GEN x);
489 : GEN monomial(GEN a, long degpol, long v);
490 : GEN monomialcopy(GEN a, long degpol, long v);
491 : GEN ser2pol_i(GEN x, long lx);
492 : GEN ser2pol_i_normalize(GEN x, long l, long *v);
493 : GEN ser2rfrac_i(GEN x);
494 : GEN swap_vars(GEN b0, long v, long vc);
495 : GEN RgX_recipspec_shallow(GEN x, long l, long n);
496 : GEN Xpm1_powu(long n, long s, long v);
497 :
498 : /* b) Modular */
499 : GEN bezout_lift_fact(GEN T, GEN Tmod, GEN p, long e);
500 : GEN polsym_gen(GEN P, GEN y0, long n, GEN T, GEN N);
501 : GEN ZXQ_charpoly_sqf(GEN A, GEN B, long *lambda, long v);
502 : GEN ZX_disc_all(GEN,ulong);
503 : GEN ZX_resultant_all(GEN A, GEN B, GEN dB, ulong bound);
504 : GEN ZX_ZXY_resultant_all(GEN A, GEN B, long *lambda, GEN *LPRS);
505 :
506 : GEN FlxqM_mul_Kronecker(GEN A, GEN B, GEN T, ulong p);
507 : GEN FqM_mul_Kronecker(GEN x, GEN y, GEN T, GEN p);
508 :
509 : /* c) factorization */
510 : GEN chk_factors_get(GEN lt, GEN famod, GEN c, GEN T, GEN N);
511 : long cmbf_maxK(long nb);
512 : GEN ZX_DDF(GEN x);
513 : GEN ZX_DDF_max(GEN x, long dmax);
514 : GEN initgaloisborne(GEN T, GEN dn, long prec, GEN *pL, GEN *pprep, GEN *pdis);
515 :
516 : /* number fields */
517 : GEN nflist_C3_worker(GEN gv, GEN T);
518 : GEN nflist_C4vec_worker(GEN gm, GEN X, GEN Xinf, GEN gs);
519 : GEN nflist_V4_worker(GEN D1, GEN X, GEN Xinf, GEN gs);
520 : GEN nflist_D4_worker(GEN D, GEN X, GEN Xinf, GEN listarch);
521 : GEN nflist_A4S4_worker(GEN P3, GEN X, GEN Xinf, GEN cards);
522 : GEN nflist_C5_worker(GEN N, GEN bnfC5);
523 : GEN nflist_CL_worker(GEN Fcond, GEN bnf, GEN ellprec);
524 : GEN nflist_DL_worker(GEN P2, GEN X1pow, GEN X0pow, GEN X, GEN Xinf, GEN ells);
525 : GEN nflist_Mgen_worker(GEN field, GEN X, GEN Xinf, GEN ella);
526 : GEN nflist_C6_worker(GEN P3, GEN X, GEN Xinf, GEN M, GEN T);
527 : GEN nflist_D612_worker(GEN P3, GEN X, GEN Xinf, GEN limd2s2);
528 : GEN nflist_A46S46P_worker(GEN P3, GEN Xinf, GEN sqX, GEN cards);
529 : GEN nflist_S46M_worker(GEN P3, GEN X, GEN Xinf, GEN gs);
530 : GEN nflist_A462_worker(GEN P3, GEN X, GEN Xinf, GEN listarch, GEN GAL);
531 : GEN nflist_S3C3_worker(GEN D2, GEN X, GEN Xinf);
532 : GEN nflist_S462_worker(GEN P3, GEN X, GEN Xinf, GEN listarch13, GEN GAL);
533 : GEN nflist_S36_worker(GEN pol, GEN X, GEN Xinf);
534 : GEN nflist_C32C4_worker(GEN P4, GEN X, GEN Xinf, GEN GAL);
535 : GEN nflist_C32D4_worker(GEN P, GEN X, GEN Xinf, GEN gs);
536 : GEN nflist_C9_worker(GEN P, GEN X, GEN Xinf);
537 : GEN nflist_C3C3_worker(GEN gi, GEN V3, GEN V3D, GEN X);
538 : GEN nflist_S3R_worker(GEN ga, GEN ALLCTS);
539 : GEN nflist_S3I_worker(GEN ga, GEN ALLCTS);
540 : GEN nflist_D9_worker(GEN P2, GEN X, GEN Xinf);
541 : GEN nflist_S32_worker(GEN all1, GEN X, GEN Xinf, GEN V3, GEN gs);
542 :
543 : /* pari_init / pari_close */
544 : void pari_close_compiler(void);
545 : void pari_close_evaluator(void);
546 : void pari_close_files(void);
547 : void pari_close_floats(void);
548 : void pari_close_homedir(void);
549 : void pari_close_parser(void);
550 : void pari_close_paths(void);
551 : void pari_close_primes(void);
552 : void pari_init_buffers(void);
553 : void pari_init_compiler(void);
554 : void pari_init_defaults(void);
555 : void pari_init_ellcondfile(void);
556 : void pari_init_evaluator(void);
557 : void pari_init_files(void);
558 : void pari_init_floats(void);
559 : void pari_close_hgm(void);
560 : void pari_init_hgm(void);
561 : void pari_init_homedir(void);
562 : void pari_init_graphics(void);
563 : void pari_init_parser(void);
564 : void pari_init_rand(void);
565 : void pari_init_paths(void);
566 : void pari_init_primetab(void);
567 : void pari_init_seadata(void);
568 : GEN pari_get_seadata(void);
569 : void pari_set_primetab(GEN global_primetab);
570 : void pari_set_seadata(GEN seadata);
571 : void pari_set_varstate(long *vp, struct pari_varstate *vs);
572 : void pari_thread_close_files(void);
573 :
574 : void export_add(const char *str, GEN val);
575 : void export_del(const char *str);
576 : GEN export_get(const char *str);
577 :
578 : /* BY FILES */
579 :
580 : /* parinf.h */
581 :
582 : GEN coltoalg(GEN nf,GEN x);
583 : GEN fincke_pohst(GEN a,GEN BOUND,long stockmax,long PREC, FP_chk_fun *CHECK);
584 : void init_zlog(zlog_S *S, GEN bid);
585 : GEN log_gen_arch(zlog_S *S, long index);
586 : GEN log_gen_pr(zlog_S *S, long index, GEN nf, long e);
587 : GEN make_integral(GEN nf, GEN L0, GEN f, GEN listpr);
588 : GEN poltobasis(GEN nf,GEN x);
589 : GEN rnfdisc_get_T(GEN nf, GEN P, GEN *lim);
590 : GEN rnfallbase(GEN nf, GEN pol, GEN lim, GEN eq, GEN *pD, GEN *pfi, GEN *pdKP);
591 : GEN sprk_log_gen_pr(GEN nf, GEN sprk, long e);
592 : GEN sprk_log_gen_pr2(GEN nf, GEN sprk, long e);
593 : GEN sprk_log_prk1(GEN nf, GEN a, GEN sprk);
594 : GEN sprk_to_bid(GEN nf, GEN L, long flag);
595 : GEN subgroupcondlist(GEN cyc, GEN bound, GEN listKer);
596 :
597 : /* Qfb.c */
598 :
599 : GEN redimagsl2(GEN q, GEN *U);
600 :
601 : /* alglin1.c */
602 :
603 : typedef long (*pivot_fun)(GEN,GEN,long,GEN);
604 : GEN ZM_pivots(GEN x0, long *rr);
605 : GEN RgM_pivots(GEN x0, long *rr, pivot_fun pivot, GEN data);
606 : void RgMs_structelim_col(GEN M, long nbcol, long nbrow, GEN A, GEN *p_col, GEN *p_lin);
607 :
608 : /* arith1.c */
609 :
610 : int is_gener_Fp(GEN x, GEN p, GEN p_1, GEN L);
611 : int is_gener_Fl(ulong x, ulong p, ulong p_1, GEN L);
612 :
613 : /* arith2.c */
614 :
615 : int divisors_init(GEN n, GEN *pP, GEN *pE);
616 : long set_optimize(long what, GEN g);
617 :
618 : /* base1.c */
619 :
620 : GEN zk_galoisapplymod(GEN nf, GEN z, GEN S, GEN p);
621 : int ZX_canon_neg(GEN z);
622 :
623 : /* base2.c */
624 :
625 : GEN dim1proj(GEN prh);
626 : GEN gen_if_principal(GEN bnf, GEN x);
627 :
628 : /* base3.c */
629 :
630 : void check_nfelt(GEN x, GEN *den);
631 : GEN zk_ei_mul(GEN nf, GEN x, long i);
632 : GEN log_prk(GEN nf, GEN a, GEN sprk, GEN mod);
633 : GEN log_prk_units(GEN nf, GEN D, GEN sprk);
634 : GEN log_prk_units_init(GEN bnf);
635 : GEN veclog_prk(GEN nf, GEN v, GEN sprk);
636 : GEN log_prk_init(GEN nf, GEN pr, long k, GEN mod);
637 : GEN check_mod_factored(GEN nf, GEN ideal, GEN *fa, GEN *fa2, GEN *archp, GEN MOD);
638 : GEN sprk_get_cyc(GEN s);
639 : GEN sprk_get_expo(GEN s);
640 : GEN sprk_get_gen(GEN s);
641 : GEN sprk_get_prk(GEN s);
642 : GEN sprk_get_ff(GEN s);
643 : GEN sprk_get_pr(GEN s);
644 : void sprk_get_AgL2(GEN s, GEN *A, GEN *g, GEN *L2);
645 : void sprk_get_U2(GEN s, GEN *U1, GEN *U2);
646 : GEN famat_zlog_pr(GEN nf, GEN g, GEN e, GEN sprk, GEN mod);
647 :
648 : /* base4.c */
649 :
650 : GEN factorbackprime(GEN nf, GEN L, GEN e);
651 :
652 : /* base5.c */
653 :
654 : GEN condliftA4(GEN nf);
655 : GEN condliftA5(GEN nf);
656 : GEN condliftS4(GEN nf);
657 :
658 : /* bb_group.c */
659 :
660 : GEN producttree_scheme(long n);
661 :
662 : /* bern.c */
663 : long bernbitprec(long N);
664 :
665 : /* bibli2.c */
666 :
667 : GEN sort_factor_pol(GEN y, int (*cmp)(GEN,GEN));
668 :
669 : /* buch1.c */
670 :
671 : ulong bnf_increase_LIMC(ulong LIMC, ulong LIMCMAX);
672 :
673 : /* buch2.c */
674 :
675 : typedef struct GRHprime_t { ulong p; double logp; GEN dec; } GRHprime_t;
676 : typedef struct GRHcheck_t { double cD, cN; GRHprime_t *primes; long clone, nprimes, maxprimes; ulong limp; forprime_t P; } GRHcheck_t;
677 : void free_GRHcheck(GRHcheck_t *S);
678 : void init_GRHcheck(GRHcheck_t *S, long N, long R1, double LOGD);
679 : void GRH_ensure(GRHcheck_t *S, long nb);
680 : ulong GRH_last_prime(GRHcheck_t *S);
681 : int GRHok(GRHcheck_t *S, double L, double SA, double SB);
682 : GEN extract_full_lattice(GEN x);
683 : GEN init_red_mod_units(GEN bnf, long prec);
684 : GEN isprincipalarch(GEN bnf, GEN col, GEN kNx, GEN e, GEN dx, long *pe);
685 : GEN red_mod_units(GEN col, GEN z);
686 :
687 : /* buch3.c */
688 :
689 : GEN minkowski_bound(GEN D, long N, long r2, long prec);
690 : int subgroup_conductor_ok(GEN H, GEN L);
691 : GEN subgrouplist_cond_sub(GEN bnr, GEN C, GEN bound);
692 :
693 : /* crvwtors.c */
694 :
695 : void random_curves_with_m_torsion(ulong *a4, ulong *a6, ulong *tx, ulong *ty, long ncurves, long m, ulong p, ulong pi);
696 :
697 : /* dirichlet.c */
698 :
699 : GEN direuler_factor(GEN s, long n);
700 :
701 : /* ellanal.c */
702 :
703 : GEN hnaive_max(GEN ell, GEN ht);
704 :
705 : /* elliptic.c */
706 :
707 : GEN ellQ_genreduce(GEN E, GEN G, GEN M, long prec);
708 : GEN ellQ_isdivisible(GEN E, GEN P, ulong l);
709 : GEN ellminimalbmodel(GEN E, GEN *ptv);
710 : GEN ellintegralbmodel(GEN e, GEN *pv);
711 : GEN ellnfembed(GEN E, long prec);
712 : void ellnfembed_free(GEN L);
713 : GEN ellpointnfembed(GEN E, GEN P, long prec);
714 : void ellprint(GEN e);
715 :
716 : /* ellrank.c */
717 :
718 : GEN ell2selmer_basis(GEN ell, GEN *cb, long prec);
719 :
720 : /* es.c */
721 :
722 : void killallfiles(void);
723 : pariFILE* newfile(FILE *f, const char *name, int type);
724 : int popinfile(void);
725 : pariFILE* try_pipe(const char *cmd, int flag);
726 :
727 : /* F2m.c */
728 :
729 : GEN F2m_gauss_pivot(GEN x, long *rr);
730 : GEN F2m_gauss_sp(GEN a, GEN b);
731 : GEN F2m_invimage_i(GEN A, GEN B);
732 :
733 : /* Fle.c */
734 :
735 : void FleV_add_pre_inplace(GEN P, GEN Q, GEN a4, ulong p, ulong pi);
736 : void FleV_dbl_pre_inplace(GEN P, GEN a4, ulong p, ulong pi);
737 : void FleV_mulu_pre_inplace(GEN P, ulong n, GEN a4, ulong p, ulong pi);
738 : void FleV_sub_pre_inplace(GEN P, GEN Q, GEN a4, ulong p, ulong pi);
739 :
740 : /* Flv.c */
741 :
742 : GEN Flm_gauss_sp(GEN a, GEN b, ulong *detp, ulong p);
743 : GEN Flm_invimage_i(GEN A, GEN B, ulong p);
744 : GEN Flm_inv_sp(GEN a, ulong *detp, ulong p);
745 : GEN Flm_pivots(GEN x, ulong p, long *rr, long inplace);
746 :
747 : /* Flxq_log.c */
748 :
749 : GEN Flxq_log_index(GEN a0, GEN b0, GEN m, GEN T0, ulong p);
750 : int Flxq_log_use_index(GEN m, GEN T0, ulong p);
751 :
752 : /* FlxqE.c */
753 :
754 : GEN ZpXQ_norm_pcyc(GEN x, GEN T, GEN q, GEN p);
755 : long zx_is_pcyc(GEN T);
756 :
757 : /* FpV.c */
758 :
759 : GEN FpMs_leftkernel_elt_col(GEN M, long nbcol, long nbrow, GEN p);
760 : GEN FpX_to_mod_raw(GEN z, GEN p);
761 :
762 : /* FpX.c */
763 :
764 : GEN ZlXQXn_expint(GEN h, long e, GEN T, GEN p, ulong pp);
765 :
766 : /* FpX_factor.c */
767 :
768 : GEN ddf_to_ddf2(GEN V);
769 : long ddf_to_nbfact(GEN D);
770 : GEN vddf_to_simplefact(GEN V, long d);
771 :
772 : /* FpXQX_factor.c */
773 :
774 : GEN FpXQX_factor_Berlekamp(GEN x, GEN T, GEN p);
775 :
776 : /* forprime.c*/
777 :
778 : void init_modular_big(forprime_t *S);
779 : void init_modular_small(forprime_t *S);
780 :
781 : /* galconj.c */
782 :
783 : GEN galoiscosets(GEN O, GEN perm);
784 : GEN galoisinitfromaut(GEN T, GEN aut, ulong l);
785 : GEN matrixnorm(GEN M, long prec);
786 :
787 : /* gen1.c */
788 :
789 : GEN gred_rfrac_simple(GEN n, GEN d);
790 : GEN sqr_ser_part(GEN x, long l1, long l2);
791 :
792 : /* hash.c */
793 :
794 : hashtable *hashstr_import_static(hashentry *e, ulong size);
795 :
796 : /* hyperell.c */
797 :
798 : GEN ZlXQX_hyperellpadicfrobenius(GEN H, GEN T, ulong p, long n);
799 : GEN hyperellextremalmodels(GEN F, long g, GEN p);
800 : GEN genus2_eulerfact(GEN P, GEN p, long ra, long rt);
801 : GEN genus2_eulerfact2(GEN F, GEN PQ);
802 :
803 : /* intnum.c */
804 :
805 : GEN contfraceval_inv(GEN CF, GEN tinv, long nlim);
806 : GEN contfracinit_i(GEN M, long n);
807 :
808 : /* lfunlarge.c */
809 :
810 : /* FIXME: delete */
811 : GEN lerchzetalarge(GEN s, GEN a, GEN lam, long prec);
812 : GEN lfunloglambdalarge(GEN CHI, GEN s, long bitprec);
813 : GEN lfunlambdalarge(GEN CHI, GEN s, long bitprec);
814 : GEN lfunlarge(GEN CHI, GEN s, long bitprec);
815 : GEN zetahurwitzlarge(GEN s, GEN a, long prec);
816 :
817 : /* mftrace.c */
818 :
819 : void pari_close_mf(void);
820 : long polishomogeneous(GEN P);
821 : GEN sertocol(GEN S);
822 : GEN mfrhopol(long n);
823 : GEN mfrhopol_u_eval(GEN Q, ulong t2);
824 : GEN mfrhopol_eval(GEN Q, GEN t2);
825 :
826 : /* prime.c */
827 :
828 : long BPSW_psp_nosmalldiv(GEN N);
829 : int MR_Jaeschke(GEN n);
830 : long Z_isanypower_nosmalldiv(GEN N, ulong cutoff, GEN *px);
831 :
832 : /* perm.c */
833 :
834 : long cosets_perm_search(GEN C, GEN p);
835 : GEN perm_generate(GEN S, GEN H, long o);
836 : long perm_relorder(GEN p, GEN S);
837 : GEN vecperm_extendschreier(GEN C, GEN v, long n);
838 :
839 : /* polclass.c */
840 :
841 : GEN polclass0(long D, long inv, long vx, GEN *db);
842 :
843 : /* polmodular.c */
844 :
845 : GEN polmodular0_ZM(long L, long inv, GEN J, GEN Q, int compute_derivs, GEN *db);
846 : GEN Flm_Fl_polmodular_evalx(GEN phi, long L, ulong j, ulong p, ulong pi);
847 : GEN polmodular_db_init(long inv);
848 : void polmodular_db_clear(GEN db);
849 : void polmodular_db_add_level(GEN *db, long L, long inv);
850 : void polmodular_db_add_levels(GEN *db, long *levels, long k, long inv);
851 : GEN polmodular_db_for_inv(GEN db, long inv);
852 : GEN polmodular_db_getp(GEN fdb, long L, ulong p);
853 :
854 : long modinv_level(long inv);
855 : long modinv_degree(long *p1, long *p2, long inv);
856 : long modinv_ramified(long D, long inv, long *pN);
857 : long modinv_j_from_2double_eta(GEN F, long inv, ulong x0, ulong x1, ulong p, ulong pi);
858 : GEN double_eta_raw(long inv);
859 : ulong modfn_root(ulong j, norm_eqn_t ne, long inv);
860 : long modfn_unambiguous_root(ulong *r, long inv, ulong j0, norm_eqn_t ne, GEN jdb);
861 : GEN qfb_nform(long D, long n);
862 :
863 : /* Fle.c */
864 :
865 : ulong Flj_order_ufact(GEN P, ulong n, GEN F, ulong a4, ulong p, ulong pi);
866 :
867 : /* polarit3.c */
868 :
869 : GEN Flm_Frobenius_pow(GEN M, long d, GEN T, ulong p);
870 : GEN FpM_Frobenius_pow(GEN M, long d, GEN T, GEN p);
871 : GEN RgXQ_charpoly_i(GEN x, GEN T, long v);
872 : ulong ZX_ZXY_ResBound(GEN A, GEN B, GEN dB);
873 : GEN ffinit_Artin_Schreier(ulong p, long l);
874 : GEN ffinit_rand(GEN p, long n);
875 : GEN nf_direct_compositum(GEN nf, GEN A, GEN B);
876 :
877 : /* nflist.c */
878 :
879 : GEN veccond_to_A5(GEN L, long s);
880 : long ceilsqrtdiv(GEN x, GEN y);
881 :
882 : /* nflistQT.c */
883 :
884 : GEN nflistQT(long n, long k, long v);
885 :
886 : /* readline.c */
887 :
888 : char** pari_completion(pari_rl_interface *pari_rl, char *text, int START, int END);
889 : char** pari_completion_matches(pari_rl_interface *pari_rl, const char *s, long pos, long *wordpos);
890 :
891 : /* subcyclo.c */
892 :
893 : GEN galoiscyclo(long n, long v);
894 : long subcyclo_nH(const char *fun, GEN N, GEN *psg);
895 : GEN znstar_bits(long n, GEN H);
896 : long znstar_conductor(GEN H);
897 : long znstar_conductor_bits(GEN bits);
898 : GEN znstar_cosets(long n, long phi_n, GEN H);
899 : GEN znstar_elts(long n, GEN H);
900 : GEN znstar_generate(long n, GEN V);
901 : GEN znstar_hnf(GEN Z, GEN M);
902 : GEN znstar_hnf_elts(GEN Z, GEN H);
903 : GEN znstar_hnf_generators(GEN Z, GEN M);
904 : GEN znstar_reduce_modulus(GEN H, long n);
905 : GEN znstar_small(GEN zn);
906 :
907 : /* trans1.c */
908 :
909 : struct abpq { GEN *a, *b, *p, *q; };
910 : struct abpq_res { GEN P, Q, B, T; };
911 : void abpq_init(struct abpq *A, long n);
912 : void abpq_sum(struct abpq_res *r, long n1, long n2, struct abpq *A);
913 : GEN logagmcx(GEN q, long prec);
914 : GEN zellagmcx(GEN a0, GEN b0, GEN r, GEN t, long prec);
915 :
916 : /* trans2.c */
917 :
918 : GEN trans_fix_arg(long *prec, GEN *s0, GEN *sig, GEN *tau, pari_sp *av, GEN *res);
919 :
920 : /* trans3.c */
921 :
922 : GEN double_eta_quotient(GEN a, GEN w, GEN D, long p, long q, GEN pq, GEN sqrtD);
923 : GEN inv_szeta_euler(long n, long prec);
924 :
925 : /* volcano.c */
926 :
927 : long j_level_in_volcano(GEN phi, ulong j, ulong p, ulong pi, long L, long depth);
928 : ulong ascend_volcano(GEN phi, ulong j, ulong p, ulong pi, long level, long L, long depth, long steps);
929 : ulong descend_volcano(GEN phi, ulong j, ulong p, ulong pi, long level, long L, long depth, long steps);
930 : long next_surface_nbr(ulong *nJ, GEN phi, long L, long h, ulong J, const ulong *pJ, ulong p, ulong pi);
931 : GEN enum_roots(ulong j, norm_eqn_t ne, GEN fdb, GEN G, GEN vshape);
932 :
933 : ENDEXTERN
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