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1 (**************************************************************************)
2 (*       ___                                                              *)
3 (*      ||M||                                                             *)
4 (*      ||A||       A project by Andrea Asperti                           *)
5 (*      ||T||                                                             *)
6 (*      ||I||       Developers:                                           *)
7 (*      ||T||         The HELM team.                                      *)
8 (*      ||A||         http://helm.cs.unibo.it                             *)
9 (*      \   /                                                             *)
10 (*       \ /        This file is distributed under the terms of the       *)
11 (*        v         GNU General Public License Version 2                  *)
12 (*                                                                        *)
13 (**************************************************************************)
14
15 (* This file was automatically generated: do not edit *********************)
16
17 set "baseuri" "cic:/matita/CoRN-Decl/algebra/CPolynomials".
18
19 (* $Id: CPolynomials.v,v 1.9 2004/04/23 10:00:53 lcf Exp $ *)
20
21 (*#* printing _X_ %\ensuremath{x}% *)
22
23 (*#* printing _C_ %\ensuremath\diamond% *)
24
25 (*#* printing [+X*] %\ensuremath{+x\times}% #+x×# *)
26
27 (*#* printing RX %\ensuremath{R[x]}% #R[x]# *)
28
29 (*#* printing FX %\ensuremath{F[x]}% #F[x]# *)
30
31 (* INCLUDE
32 RingReflection
33 *)
34
35 (*#* * Polynomials
36 The first section only proves the polynomials form a ring, and nothing more
37 interesting.
38 Section%~\ref{section:poly-equality}% gives some basic properties of
39 equality and induction of polynomials.
40 ** Definition of polynomials; they form a ring
41 %\label{section:poly-ring}%
42 *)
43
44 (* UNEXPORTED
45 Section CPoly_CRing.
46 *)
47
48 (*#*
49 %\begin{convention}% Let [CR] be a ring.
50 %\end{convention}%
51 *)
52
53 inline cic:/CoRN/algebra/CPolynomials/CR.var.
54
55 (*#*
56 The intuition behind the type [cpoly] is the following
57 - [(cpoly CR)] is $CR[X]$ #CR[X]#;
58 - [cpoly_zero] is the `empty' polynomial with no coefficients;
59 - [(cpoly_linear c p)] is [c[+]X[*]p]
60
61 *)
62
63 inline cic:/CoRN/algebra/CPolynomials/cpoly.ind.
64
65 inline cic:/CoRN/algebra/CPolynomials/cpoly_constant.con.
66
67 inline cic:/CoRN/algebra/CPolynomials/cpoly_one.con.
68
69 (*#*
70 Some useful induction lemmas for doubly quantified propositions.
71 *)
72
73 inline cic:/CoRN/algebra/CPolynomials/Ccpoly_double_ind0.con.
74
75 inline cic:/CoRN/algebra/CPolynomials/Ccpoly_double_sym_ind0.con.
76
77 inline cic:/CoRN/algebra/CPolynomials/Ccpoly_double_ind0'.con.
78
79 inline cic:/CoRN/algebra/CPolynomials/cpoly_double_ind0.con.
80
81 inline cic:/CoRN/algebra/CPolynomials/cpoly_double_sym_ind0.con.
82
83 inline cic:/CoRN/algebra/CPolynomials/cpoly_double_ind0'.con.
84
85 (*#* *** The polynomials form a setoid
86 *)
87
88 inline cic:/CoRN/algebra/CPolynomials/cpoly_eq_zero.con.
89
90 inline cic:/CoRN/algebra/CPolynomials/cpoly_eq.con.
91
92 inline cic:/CoRN/algebra/CPolynomials/cpoly_eq_p_zero.con.
93
94 inline cic:/CoRN/algebra/CPolynomials/cpoly_ap_zero.con.
95
96 inline cic:/CoRN/algebra/CPolynomials/cpoly_ap.con.
97
98 inline cic:/CoRN/algebra/CPolynomials/cpoly_ap_p_zero.con.
99
100 inline cic:/CoRN/algebra/CPolynomials/irreflexive_cpoly_ap.con.
101
102 inline cic:/CoRN/algebra/CPolynomials/symmetric_cpoly_ap.con.
103
104 inline cic:/CoRN/algebra/CPolynomials/cotransitive_cpoly_ap.con.
105
106 inline cic:/CoRN/algebra/CPolynomials/tight_apart_cpoly_ap.con.
107
108 inline cic:/CoRN/algebra/CPolynomials/cpoly_is_CSetoid.con.
109
110 inline cic:/CoRN/algebra/CPolynomials/cpoly_csetoid.con.
111
112 (*#*
113 Now that we know that the polynomials form a setoid, we can use the
114 notation with [ [#] ] and [ [=] ]. In order to use this notation,
115 we introduce [cpoly_zero_cs] and [cpoly_linear_cs], so that Coq
116 recognizes we are talking about a setoid.
117 We formulate the induction properties and
118 the most basic properties of equality and apartness
119 in terms of these generators.
120 *)
121
122 inline cic:/CoRN/algebra/CPolynomials/cpoly_zero_cs.con.
123
124 inline cic:/CoRN/algebra/CPolynomials/cpoly_linear_cs.con.
125
126 inline cic:/CoRN/algebra/CPolynomials/Ccpoly_ind_cs.con.
127
128 inline cic:/CoRN/algebra/CPolynomials/Ccpoly_double_ind0_cs.con.
129
130 inline cic:/CoRN/algebra/CPolynomials/Ccpoly_double_sym_ind0_cs.con.
131
132 inline cic:/CoRN/algebra/CPolynomials/cpoly_ind_cs.con.
133
134 inline cic:/CoRN/algebra/CPolynomials/cpoly_double_ind0_cs.con.
135
136 inline cic:/CoRN/algebra/CPolynomials/cpoly_double_sym_ind0_cs.con.
137
138 inline cic:/CoRN/algebra/CPolynomials/cpoly_lin_eq_zero_.con.
139
140 inline cic:/CoRN/algebra/CPolynomials/_cpoly_lin_eq_zero.con.
141
142 inline cic:/CoRN/algebra/CPolynomials/cpoly_zero_eq_lin_.con.
143
144 inline cic:/CoRN/algebra/CPolynomials/_cpoly_zero_eq_lin.con.
145
146 inline cic:/CoRN/algebra/CPolynomials/cpoly_lin_eq_lin_.con.
147
148 inline cic:/CoRN/algebra/CPolynomials/_cpoly_lin_eq_lin.con.
149
150 inline cic:/CoRN/algebra/CPolynomials/cpoly_lin_ap_zero_.con.
151
152 inline cic:/CoRN/algebra/CPolynomials/_cpoly_lin_ap_zero.con.
153
154 inline cic:/CoRN/algebra/CPolynomials/cpoly_lin_ap_zero.con.
155
156 inline cic:/CoRN/algebra/CPolynomials/cpoly_zero_ap_lin_.con.
157
158 inline cic:/CoRN/algebra/CPolynomials/_cpoly_zero_ap_lin.con.
159
160 inline cic:/CoRN/algebra/CPolynomials/cpoly_zero_ap_lin.con.
161
162 inline cic:/CoRN/algebra/CPolynomials/cpoly_lin_ap_lin_.con.
163
164 inline cic:/CoRN/algebra/CPolynomials/_cpoly_lin_ap_lin.con.
165
166 inline cic:/CoRN/algebra/CPolynomials/cpoly_lin_ap_lin.con.
167
168 inline cic:/CoRN/algebra/CPolynomials/cpoly_linear_strext.con.
169
170 inline cic:/CoRN/algebra/CPolynomials/cpoly_linear_wd.con.
171
172 inline cic:/CoRN/algebra/CPolynomials/cpoly_linear_fun.con.
173
174 inline cic:/CoRN/algebra/CPolynomials/Ccpoly_double_comp_ind.con.
175
176 inline cic:/CoRN/algebra/CPolynomials/Ccpoly_triple_comp_ind.con.
177
178 inline cic:/CoRN/algebra/CPolynomials/cpoly_double_comp_ind.con.
179
180 inline cic:/CoRN/algebra/CPolynomials/cpoly_triple_comp_ind.con.
181
182 (*#*
183 *** The polynomials form a semi-group and a monoid
184 *)
185
186 inline cic:/CoRN/algebra/CPolynomials/cpoly_plus.con.
187
188 inline cic:/CoRN/algebra/CPolynomials/cpoly_plus_cs.con.
189
190 inline cic:/CoRN/algebra/CPolynomials/cpoly_zero_plus.con.
191
192 inline cic:/CoRN/algebra/CPolynomials/cpoly_plus_zero.con.
193
194 inline cic:/CoRN/algebra/CPolynomials/cpoly_lin_plus_lin.con.
195
196 inline cic:/CoRN/algebra/CPolynomials/cpoly_plus_commutative.con.
197
198 inline cic:/CoRN/algebra/CPolynomials/cpoly_plus_q_ap_q.con.
199
200 inline cic:/CoRN/algebra/CPolynomials/cpoly_p_plus_ap_p.con.
201
202 inline cic:/CoRN/algebra/CPolynomials/cpoly_ap_zero_plus.con.
203
204 inline cic:/CoRN/algebra/CPolynomials/cpoly_plus_op_strext.con.
205
206 inline cic:/CoRN/algebra/CPolynomials/cpoly_plus_op_wd.con.
207
208 inline cic:/CoRN/algebra/CPolynomials/cpoly_plus_op.con.
209
210 inline cic:/CoRN/algebra/CPolynomials/cpoly_plus_associative.con.
211
212 inline cic:/CoRN/algebra/CPolynomials/cpoly_csemi_grp.con.
213
214 inline cic:/CoRN/algebra/CPolynomials/cpoly_cm_proof.con.
215
216 inline cic:/CoRN/algebra/CPolynomials/cpoly_cmonoid.con.
217
218 (*#* *** The polynomials form a group
219 *)
220
221 inline cic:/CoRN/algebra/CPolynomials/cpoly_inv.con.
222
223 inline cic:/CoRN/algebra/CPolynomials/cpoly_inv_cs.con.
224
225 inline cic:/CoRN/algebra/CPolynomials/cpoly_inv_zero.con.
226
227 inline cic:/CoRN/algebra/CPolynomials/cpoly_inv_lin.con.
228
229 inline cic:/CoRN/algebra/CPolynomials/cpoly_inv_op_strext.con.
230
231 inline cic:/CoRN/algebra/CPolynomials/cpoly_inv_op_wd.con.
232
233 inline cic:/CoRN/algebra/CPolynomials/cpoly_inv_op.con.
234
235 inline cic:/CoRN/algebra/CPolynomials/cpoly_cg_proof.con.
236
237 inline cic:/CoRN/algebra/CPolynomials/cpoly_cgroup.con.
238
239 inline cic:/CoRN/algebra/CPolynomials/cpoly_cag_proof.con.
240
241 inline cic:/CoRN/algebra/CPolynomials/cpoly_cabgroup.con.
242
243 (*#* *** The polynomials form a ring
244 *)
245
246 inline cic:/CoRN/algebra/CPolynomials/cpoly_mult_cr.con.
247
248 inline cic:/CoRN/algebra/CPolynomials/cpoly_mult.con.
249
250 inline cic:/CoRN/algebra/CPolynomials/cpoly_mult_cr_cs.con.
251
252 inline cic:/CoRN/algebra/CPolynomials/cpoly_zero_mult_cr.con.
253
254 inline cic:/CoRN/algebra/CPolynomials/cpoly_lin_mult_cr.con.
255
256 inline cic:/CoRN/algebra/CPolynomials/cpoly_mult_cr_zero.con.
257
258 inline cic:/CoRN/algebra/CPolynomials/cpoly_mult_cr_strext.con.
259
260 inline cic:/CoRN/algebra/CPolynomials/cpoly_mult_cr_wd.con.
261
262 inline cic:/CoRN/algebra/CPolynomials/cpoly_mult_cs.con.
263
264 inline cic:/CoRN/algebra/CPolynomials/cpoly_zero_mult.con.
265
266 inline cic:/CoRN/algebra/CPolynomials/cpoly_lin_mult.con.
267
268 inline cic:/CoRN/algebra/CPolynomials/cpoly_mult_op_strext.con.
269
270 inline cic:/CoRN/algebra/CPolynomials/cpoly_mult_op_wd.con.
271
272 inline cic:/CoRN/algebra/CPolynomials/cpoly_mult_op.con.
273
274 inline cic:/CoRN/algebra/CPolynomials/cpoly_mult_cr_dist.con.
275
276 inline cic:/CoRN/algebra/CPolynomials/cpoly_cr_dist.con.
277
278 inline cic:/CoRN/algebra/CPolynomials/cpoly_mult_cr_assoc_mult_cr.con.
279
280 inline cic:/CoRN/algebra/CPolynomials/cpoly_mult_cr_assoc_mult.con.
281
282 inline cic:/CoRN/algebra/CPolynomials/cpoly_mult_zero.con.
283
284 inline cic:/CoRN/algebra/CPolynomials/cpoly_mult_lin.con.
285
286 inline cic:/CoRN/algebra/CPolynomials/cpoly_mult_commutative.con.
287
288 inline cic:/CoRN/algebra/CPolynomials/cpoly_mult_dist_rht.con.
289
290 inline cic:/CoRN/algebra/CPolynomials/cpoly_mult_assoc.con.
291
292 inline cic:/CoRN/algebra/CPolynomials/cpoly_mult_cr_one.con.
293
294 inline cic:/CoRN/algebra/CPolynomials/cpoly_one_mult.con.
295
296 inline cic:/CoRN/algebra/CPolynomials/cpoly_mult_one.con.
297
298 inline cic:/CoRN/algebra/CPolynomials/cpoly_mult_monoid.con.
299
300 inline cic:/CoRN/algebra/CPolynomials/cpoly_cr_non_triv.con.
301
302 inline cic:/CoRN/algebra/CPolynomials/cpoly_is_CRing.con.
303
304 inline cic:/CoRN/algebra/CPolynomials/cpoly_cring.con.
305
306 inline cic:/CoRN/algebra/CPolynomials/cpoly_constant_strext.con.
307
308 inline cic:/CoRN/algebra/CPolynomials/cpoly_constant_wd.con.
309
310 inline cic:/CoRN/algebra/CPolynomials/_C_.con.
311
312 inline cic:/CoRN/algebra/CPolynomials/_X_.con.
313
314 inline cic:/CoRN/algebra/CPolynomials/cpoly_x_minus_c.con.
315
316 inline cic:/CoRN/algebra/CPolynomials/cpoly_x_minus_c_strext.con.
317
318 inline cic:/CoRN/algebra/CPolynomials/cpoly_x_minus_c_wd.con.
319
320 (* UNEXPORTED
321 End CPoly_CRing.
322 *)
323
324 (* UNEXPORTED
325 Implicit Arguments _C_ [CR].
326 *)
327
328 (* UNEXPORTED
329 Implicit Arguments _X_ [CR].
330 *)
331
332 inline cic:/CoRN/algebra/CPolynomials/cpoly_linear_fun'.con.
333
334 (* UNEXPORTED
335 Implicit Arguments cpoly_linear_fun' [CR].
336 *)
337
338 (*#* ** Apartness, equality, and induction
339 %\label{section:poly-equality}%
340 *)
341
342 (* UNEXPORTED
343 Section CPoly_CRing_ctd.
344 *)
345
346 (*#*
347 %\begin{convention}%
348 Let [CR] be a ring, [p] and [q] polynomials over that ring, and [c] and [d]
349 elements of the ring.
350 %\end{convention}%
351 *)
352
353 inline cic:/CoRN/algebra/CPolynomials/CR.var.
354
355 (* UNEXPORTED
356 Section helpful_section.
357 *)
358
359 inline cic:/CoRN/algebra/CPolynomials/p.var.
360
361 inline cic:/CoRN/algebra/CPolynomials/q.var.
362
363 inline cic:/CoRN/algebra/CPolynomials/c.var.
364
365 inline cic:/CoRN/algebra/CPolynomials/d.var.
366
367 inline cic:/CoRN/algebra/CPolynomials/linear_eq_zero_.con.
368
369 inline cic:/CoRN/algebra/CPolynomials/_linear_eq_zero.con.
370
371 inline cic:/CoRN/algebra/CPolynomials/zero_eq_linear_.con.
372
373 inline cic:/CoRN/algebra/CPolynomials/_zero_eq_linear.con.
374
375 inline cic:/CoRN/algebra/CPolynomials/linear_eq_linear_.con.
376
377 inline cic:/CoRN/algebra/CPolynomials/_linear_eq_linear.con.
378
379 inline cic:/CoRN/algebra/CPolynomials/linear_ap_zero_.con.
380
381 inline cic:/CoRN/algebra/CPolynomials/_linear_ap_zero.con.
382
383 inline cic:/CoRN/algebra/CPolynomials/linear_ap_zero.con.
384
385 inline cic:/CoRN/algebra/CPolynomials/zero_ap_linear_.con.
386
387 inline cic:/CoRN/algebra/CPolynomials/_zero_ap_linear.con.
388
389 inline cic:/CoRN/algebra/CPolynomials/zero_ap_linear.con.
390
391 inline cic:/CoRN/algebra/CPolynomials/linear_ap_linear_.con.
392
393 inline cic:/CoRN/algebra/CPolynomials/_linear_ap_linear.con.
394
395 inline cic:/CoRN/algebra/CPolynomials/linear_ap_linear.con.
396
397 (* UNEXPORTED
398 End helpful_section.
399 *)
400
401 inline cic:/CoRN/algebra/CPolynomials/Ccpoly_induc.con.
402
403 inline cic:/CoRN/algebra/CPolynomials/Ccpoly_double_sym_ind.con.
404
405 inline cic:/CoRN/algebra/CPolynomials/Cpoly_double_comp_ind.con.
406
407 inline cic:/CoRN/algebra/CPolynomials/Cpoly_triple_comp_ind.con.
408
409 inline cic:/CoRN/algebra/CPolynomials/cpoly_induc.con.
410
411 inline cic:/CoRN/algebra/CPolynomials/cpoly_double_sym_ind.con.
412
413 inline cic:/CoRN/algebra/CPolynomials/poly_double_comp_ind.con.
414
415 inline cic:/CoRN/algebra/CPolynomials/poly_triple_comp_ind.con.
416
417 (* UNEXPORTED
418 Transparent cpoly_cring.
419 *)
420
421 (* UNEXPORTED
422 Transparent cpoly_cgroup.
423 *)
424
425 (* UNEXPORTED
426 Transparent cpoly_csetoid.
427 *)
428
429 inline cic:/CoRN/algebra/CPolynomials/cpoly_apply.con.
430
431 inline cic:/CoRN/algebra/CPolynomials/cpoly_apply_strext.con.
432
433 inline cic:/CoRN/algebra/CPolynomials/cpoly_apply_wd.con.
434
435 inline cic:/CoRN/algebra/CPolynomials/cpoly_apply_fun.con.
436
437 (* UNEXPORTED
438 End CPoly_CRing_ctd.
439 *)
440
441 (*#*
442 %\begin{convention}%
443 [cpoly_apply_fun] is denoted infix by [!]
444 The first argument is left implicit, so the application of
445 polynomial [f] (seen as a function) to argument [x] can be written as [f!x].
446 In the names of lemmas, we write [apply].
447 %\end{convention}%
448 *)
449
450 (* UNEXPORTED
451 Implicit Arguments cpoly_apply_fun [CR].
452 *)
453
454 (*#*
455 ** Basic properties of polynomials
456 %\begin{convention}%
457 Let [R] be a ring and write [RX] for the ring of polynomials over [R].
458 %\end{convention}%
459 *)
460
461 (* UNEXPORTED
462 Section Poly_properties.
463 *)
464
465 inline cic:/CoRN/algebra/CPolynomials/R.var.
466
467 (*#*
468 *** Constant and identity
469 *)
470
471 inline cic:/CoRN/algebra/CPolynomials/cpoly_X_.con.
472
473 inline cic:/CoRN/algebra/CPolynomials/cpoly_C_.con.
474
475 (* UNEXPORTED
476 Hint Resolve cpoly_X_ cpoly_C_: algebra.
477 *)
478
479 inline cic:/CoRN/algebra/CPolynomials/cpoly_const_eq.con.
480
481 inline cic:/CoRN/algebra/CPolynomials/_c_zero.con.
482
483 inline cic:/CoRN/algebra/CPolynomials/_c_one.con.
484
485 inline cic:/CoRN/algebra/CPolynomials/_c_mult.con.
486
487 inline cic:/CoRN/algebra/CPolynomials/cpoly_lin.con.
488
489 (* UNEXPORTED
490 Hint Resolve cpoly_lin: algebra.
491 *)
492
493 (* SUPERFLUOUS *)
494
495 inline cic:/CoRN/algebra/CPolynomials/poly_linear.con.
496
497 (* UNEXPORTED
498 Hint Resolve _c_zero: algebra.
499 *)
500
501 inline cic:/CoRN/algebra/CPolynomials/poly_c_apzero.con.
502
503 inline cic:/CoRN/algebra/CPolynomials/_c_mult_lin.con.
504
505 (* SUPERFLUOUS ? *)
506
507 inline cic:/CoRN/algebra/CPolynomials/lin_mult.con.
508
509 (* UNEXPORTED
510 Hint Resolve lin_mult: algebra.
511 *)
512
513 (*#* *** Application of polynomials
514 *)
515
516 inline cic:/CoRN/algebra/CPolynomials/poly_eq_zero.con.
517
518 inline cic:/CoRN/algebra/CPolynomials/apply_wd.con.
519
520 inline cic:/CoRN/algebra/CPolynomials/cpolyap_pres_eq.con.
521
522 inline cic:/CoRN/algebra/CPolynomials/cpolyap_strext.con.
523
524 inline cic:/CoRN/algebra/CPolynomials/cpoly_csetoid_op.con.
525
526 inline cic:/CoRN/algebra/CPolynomials/_c_apply.con.
527
528 inline cic:/CoRN/algebra/CPolynomials/_x_apply.con.
529
530 inline cic:/CoRN/algebra/CPolynomials/plus_apply.con.
531
532 inline cic:/CoRN/algebra/CPolynomials/inv_apply.con.
533
534 (* UNEXPORTED
535 Hint Resolve plus_apply inv_apply: algebra.
536 *)
537
538 inline cic:/CoRN/algebra/CPolynomials/minus_apply.con.
539
540 inline cic:/CoRN/algebra/CPolynomials/_c_mult_apply.con.
541
542 (* UNEXPORTED
543 Hint Resolve _c_mult_apply: algebra.
544 *)
545
546 inline cic:/CoRN/algebra/CPolynomials/mult_apply.con.
547
548 (* UNEXPORTED
549 Hint Resolve mult_apply: algebra.
550 *)
551
552 inline cic:/CoRN/algebra/CPolynomials/one_apply.con.
553
554 (* UNEXPORTED
555 Hint Resolve one_apply: algebra.
556 *)
557
558 inline cic:/CoRN/algebra/CPolynomials/nexp_apply.con.
559
560 (* SUPERFLUOUS *)
561
562 inline cic:/CoRN/algebra/CPolynomials/poly_inv_apply.con.
563
564 inline cic:/CoRN/algebra/CPolynomials/Sum0_cpoly_ap.con.
565
566 inline cic:/CoRN/algebra/CPolynomials/Sum_cpoly_ap.con.
567
568 (* UNEXPORTED
569 End Poly_properties.
570 *)
571
572 (*#* ** Induction properties of polynomials for [Prop]
573 *)
574
575 (* UNEXPORTED
576 Section Poly_Prop_Induction.
577 *)
578
579 inline cic:/CoRN/algebra/CPolynomials/CR.var.
580
581 inline cic:/CoRN/algebra/CPolynomials/cpoly_double_ind.con.
582
583 (* UNEXPORTED
584 End Poly_Prop_Induction.
585 *)
586
587 (* UNEXPORTED
588 Hint Resolve poly_linear cpoly_lin: algebra.
589 *)
590
591 (* UNEXPORTED
592 Hint Resolve apply_wd cpoly_const_eq: algebra_c.
593 *)
594
595 (* UNEXPORTED
596 Hint Resolve _c_apply _x_apply inv_apply plus_apply minus_apply mult_apply
597   nexp_apply: algebra.
598 *)
599
600 (* UNEXPORTED
601 Hint Resolve one_apply _c_zero _c_one _c_mult: algebra.
602 *)
603
604 (* UNEXPORTED
605 Hint Resolve poly_inv_apply: algebra.
606 *)
607
608 (* UNEXPORTED
609 Hint Resolve _c_mult_lin: algebra.
610 *)
611