Theorem iseqf1olemnab 10474

Description: Lemma for seq3f1o 10490. (Contributed by Jim Kingdon, 27-Aug-2022.)

Hypotheses

Ref	Expression
iseqf1olemqcl.k	|- ( ph -> K e. ( M ... N ) )
iseqf1olemqcl.j	|- ( ph -> J : ( M ... N ) -1-1-onto-> ( M ... N ) )
iseqf1olemqcl.a	|- ( ph -> A e. ( M ... N ) )
iseqf1olemnab.b	|- ( ph -> B e. ( M ... N ) )
iseqf1olemnab.eq	|- ( ph -> ( Q ` A ) = ( Q ` B ) )
iseqf1olemnab.q	|- Q = ( u e. ( M ... N ) |-> if ( u e. ( K ... ( `' J ` K ) ) , if ( u = K , K , ( J ` ( u - 1 ) ) ) , ( J ` u ) ) )

Assertion

Ref	Expression
iseqf1olemnab	|- ( ph -> -. ( A e. ( K ... ( `' J ` K ) ) /\ -. B e. ( K ... ( `' J ` K ) ) ) )

Distinct variable groups:   u, A   u, B   u, J   u, K   u, M   u, N

Allowed substitution hints:   ph( u)   Q( u)

Proof of Theorem iseqf1olemnab

Step	Hyp	Ref	Expression
1		iseqf1olemnab.eq	. . . 4 |- ( ph -> ( Q ` A ) = ( Q ` B ) )
2	1	adantr 276	. . 3 |- ( ( ph /\ ( A e. ( K ... ( `' J ` K ) ) /\ -. B e. ( K ... ( `' J ` K ) ) ) ) -> ( Q ` A ) = ( Q ` B ) )
3		iseqf1olemqcl.k	. . . . . . 7 |- ( ph -> K e. ( M ... N ) )
4		iseqf1olemqcl.j	. . . . . . 7 |- ( ph -> J : ( M ... N ) -1-1-onto-> ( M ... N ) )
5		iseqf1olemqcl.a	. . . . . . 7 |- ( ph -> A e. ( M ... N ) )
6		iseqf1olemnab.q	. . . . . . 7 |- Q = ( u e. ( M ... N ) |-> if ( u e. ( K ... ( `' J ` K ) ) , if ( u = K , K , ( J ` ( u - 1 ) ) ) , ( J ` u ) ) )
7	3, 4, 5, 6	iseqf1olemqval 10473	. . . . . 6 |- ( ph -> ( Q ` A ) = if ( A e. ( K ... ( `' J ` K ) ) , if ( A = K , K , ( J ` ( A - 1 ) ) ) , ( J ` A ) ) )
8	7	adantr 276	. . . . 5 |- ( ( ph /\ ( A e. ( K ... ( `' J ` K ) ) /\ -. B e. ( K ... ( `' J ` K ) ) ) ) -> ( Q ` A ) = if ( A e. ( K ... ( `' J ` K ) ) , if ( A = K , K , ( J ` ( A - 1 ) ) ) , ( J ` A ) ) )
9		simprl 529	. . . . . 6 |- ( ( ph /\ ( A e. ( K ... ( `' J ` K ) ) /\ -. B e. ( K ... ( `' J ` K ) ) ) ) -> A e. ( K ... ( `' J ` K ) ) )
10	9	iftrued 3541	. . . . 5 |- ( ( ph /\ ( A e. ( K ... ( `' J ` K ) ) /\ -. B e. ( K ... ( `' J ` K ) ) ) ) -> if ( A e. ( K ... ( `' J ` K ) ) , if ( A = K , K , ( J ` ( A - 1 ) ) ) , ( J ` A ) ) = if ( A = K , K , ( J ` ( A - 1 ) ) ) )
11	8, 10	eqtrd 2210	. . . 4 |- ( ( ph /\ ( A e. ( K ... ( `' J ` K ) ) /\ -. B e. ( K ... ( `' J ` K ) ) ) ) -> ( Q ` A ) = if ( A = K , K , ( J ` ( A - 1 ) ) ) )
12		f1ocnvfv2 5773	. . . . . . . 8 |- ( ( J : ( M ... N ) -1-1-onto-> ( M ... N ) /\ K e. ( M ... N ) ) -> ( J ` ( `' J ` K ) ) = K )
13	4, 3, 12	syl2anc 411	. . . . . . 7 |- ( ph -> ( J ` ( `' J ` K ) ) = K )
14	13	ad2antrr 488	. . . . . 6 |- ( ( ( ph /\ ( A e. ( K ... ( `' J ` K ) ) /\ -. B e. ( K ... ( `' J ` K ) ) ) ) /\ A = K ) -> ( J ` ( `' J ` K ) ) = K )
15		f1ofn 5458	. . . . . . . . 9 |- ( J : ( M ... N ) -1-1-onto-> ( M ... N ) -> J Fn ( M ... N ) )
16	4, 15	syl 14	. . . . . . . 8 |- ( ph -> J Fn ( M ... N ) )
17	16	ad2antrr 488	. . . . . . 7 |- ( ( ( ph /\ ( A e. ( K ... ( `' J ` K ) ) /\ -. B e. ( K ... ( `' J ` K ) ) ) ) /\ A = K ) -> J Fn ( M ... N ) )
18		elfzuz 10007	. . . . . . . . . 10 |- ( K e. ( M ... N ) -> K e. ( ZZ>= ` M ) )
19		fzss1 10049	. . . . . . . . . 10 |- ( K e. ( ZZ>= ` M ) -> ( K ... ( `' J ` K ) ) C_ ( M ... ( `' J ` K ) ) )
20	3, 18, 19	3syl 17	. . . . . . . . 9 |- ( ph -> ( K ... ( `' J ` K ) ) C_ ( M ... ( `' J ` K ) ) )
21		f1ocnv 5470	. . . . . . . . . . . 12 |- ( J : ( M ... N ) -1-1-onto-> ( M ... N ) -> `' J : ( M ... N ) -1-1-onto-> ( M ... N ) )
22		f1of 5457	. . . . . . . . . . . 12 |- ( `' J : ( M ... N ) -1-1-onto-> ( M ... N ) -> `' J : ( M ... N ) --> ( M ... N ) )
23	4, 21, 22	3syl 17	. . . . . . . . . . 11 |- ( ph -> `' J : ( M ... N ) --> ( M ... N ) )
24	23, 3	ffvelcdmd 5648	. . . . . . . . . 10 |- ( ph -> ( `' J ` K ) e. ( M ... N ) )
25		elfzuz3 10008	. . . . . . . . . 10 |- ( ( `' J ` K ) e. ( M ... N ) -> N e. ( ZZ>= ` ( `' J ` K ) ) )
26		fzss2 10050	. . . . . . . . . 10 |- ( N e. ( ZZ>= ` ( `' J ` K ) ) -> ( M ... ( `' J ` K ) ) C_ ( M ... N ) )
27	24, 25, 26	3syl 17	. . . . . . . . 9 |- ( ph -> ( M ... ( `' J ` K ) ) C_ ( M ... N ) )
28	20, 27	sstrd 3165	. . . . . . . 8 |- ( ph -> ( K ... ( `' J ` K ) ) C_ ( M ... N ) )
29	28	ad2antrr 488	. . . . . . 7 |- ( ( ( ph /\ ( A e. ( K ... ( `' J ` K ) ) /\ -. B e. ( K ... ( `' J ` K ) ) ) ) /\ A = K ) -> ( K ... ( `' J ` K ) ) C_ ( M ... N ) )
30		elfzubelfz 10022	. . . . . . . . 9 |- ( A e. ( K ... ( `' J ` K ) ) -> ( `' J ` K ) e. ( K ... ( `' J ` K ) ) )
31	30	adantr 276	. . . . . . . 8 |- ( ( A e. ( K ... ( `' J ` K ) ) /\ -. B e. ( K ... ( `' J ` K ) ) ) -> ( `' J ` K ) e. ( K ... ( `' J ` K ) ) )
32	31	ad2antlr 489	. . . . . . 7 |- ( ( ( ph /\ ( A e. ( K ... ( `' J ` K ) ) /\ -. B e. ( K ... ( `' J ` K ) ) ) ) /\ A = K ) -> ( `' J ` K ) e. ( K ... ( `' J ` K ) ) )
33		fnfvima 5746	. . . . . . 7 |- ( ( J Fn ( M ... N ) /\ ( K ... ( `' J ` K ) ) C_ ( M ... N ) /\ ( `' J ` K ) e. ( K ... ( `' J ` K ) ) ) -> ( J ` ( `' J ` K ) ) e. ( J " ( K ... ( `' J ` K ) ) ) )
34	17, 29, 32, 33	syl3anc 1238	. . . . . 6 |- ( ( ( ph /\ ( A e. ( K ... ( `' J ` K ) ) /\ -. B e. ( K ... ( `' J ` K ) ) ) ) /\ A = K ) -> ( J ` ( `' J ` K ) ) e. ( J " ( K ... ( `' J ` K ) ) ) )
35	14, 34	eqeltrrd 2255	. . . . 5 |- ( ( ( ph /\ ( A e. ( K ... ( `' J ` K ) ) /\ -. B e. ( K ... ( `' J ` K ) ) ) ) /\ A = K ) -> K e. ( J " ( K ... ( `' J ` K ) ) ) )
36	16	ad2antrr 488	. . . . . 6 |- ( ( ( ph /\ ( A e. ( K ... ( `' J ` K ) ) /\ -. B e. ( K ... ( `' J ` K ) ) ) ) /\ -. A = K ) -> J Fn ( M ... N ) )
37	28	ad2antrr 488	. . . . . 6 |- ( ( ( ph /\ ( A e. ( K ... ( `' J ` K ) ) /\ -. B e. ( K ... ( `' J ` K ) ) ) ) /\ -. A = K ) -> ( K ... ( `' J ` K ) ) C_ ( M ... N ) )
38	3	adantr 276	. . . . . . . . . 10 |- ( ( ph /\ ( A e. ( K ... ( `' J ` K ) ) /\ -. B e. ( K ... ( `' J ` K ) ) ) ) -> K e. ( M ... N ) )
39		elfzelz 10011	. . . . . . . . . 10 |- ( K e. ( M ... N ) -> K e. ZZ )
40	38, 39	syl 14	. . . . . . . . 9 |- ( ( ph /\ ( A e. ( K ... ( `' J ` K ) ) /\ -. B e. ( K ... ( `' J ` K ) ) ) ) -> K e. ZZ )
41	40	adantr 276	. . . . . . . 8 |- ( ( ( ph /\ ( A e. ( K ... ( `' J ` K ) ) /\ -. B e. ( K ... ( `' J ` K ) ) ) ) /\ -. A = K ) -> K e. ZZ )
42	24	ad2antrr 488	. . . . . . . . 9 |- ( ( ( ph /\ ( A e. ( K ... ( `' J ` K ) ) /\ -. B e. ( K ... ( `' J ` K ) ) ) ) /\ -. A = K ) -> ( `' J ` K ) e. ( M ... N ) )
43		elfzelz 10011	. . . . . . . . 9 |- ( ( `' J ` K ) e. ( M ... N ) -> ( `' J ` K ) e. ZZ )
44	42, 43	syl 14	. . . . . . . 8 |- ( ( ( ph /\ ( A e. ( K ... ( `' J ` K ) ) /\ -. B e. ( K ... ( `' J ` K ) ) ) ) /\ -. A = K ) -> ( `' J ` K ) e. ZZ )
45	5	adantr 276	. . . . . . . . . . 11 |- ( ( ph /\ ( A e. ( K ... ( `' J ` K ) ) /\ -. B e. ( K ... ( `' J ` K ) ) ) ) -> A e. ( M ... N ) )
46		elfzelz 10011	. . . . . . . . . . 11 |- ( A e. ( M ... N ) -> A e. ZZ )
47	45, 46	syl 14	. . . . . . . . . 10 |- ( ( ph /\ ( A e. ( K ... ( `' J ` K ) ) /\ -. B e. ( K ... ( `' J ` K ) ) ) ) -> A e. ZZ )
48	47	adantr 276	. . . . . . . . 9 |- ( ( ( ph /\ ( A e. ( K ... ( `' J ` K ) ) /\ -. B e. ( K ... ( `' J ` K ) ) ) ) /\ -. A = K ) -> A e. ZZ )
49		peano2zm 9280	. . . . . . . . 9 |- ( A e. ZZ -> ( A - 1 ) e. ZZ )
50	48, 49	syl 14	. . . . . . . 8 |- ( ( ( ph /\ ( A e. ( K ... ( `' J ` K ) ) /\ -. B e. ( K ... ( `' J ` K ) ) ) ) /\ -. A = K ) -> ( A - 1 ) e. ZZ )
51	41, 44, 50	3jca 1177	. . . . . . 7 |- ( ( ( ph /\ ( A e. ( K ... ( `' J ` K ) ) /\ -. B e. ( K ... ( `' J ` K ) ) ) ) /\ -. A = K ) -> ( K e. ZZ /\ ( `' J ` K ) e. ZZ /\ ( A - 1 ) e. ZZ ) )
52		simpr 110	. . . . . . . . . . 11 |- ( ( ( ph /\ ( A e. ( K ... ( `' J ` K ) ) /\ -. B e. ( K ... ( `' J ` K ) ) ) ) /\ -. A = K ) -> -. A = K )
53		eqcom 2179	. . . . . . . . . . 11 |- ( A = K <-> K = A )
54	52, 53	sylnib 676	. . . . . . . . . 10 |- ( ( ( ph /\ ( A e. ( K ... ( `' J ` K ) ) /\ -. B e. ( K ... ( `' J ` K ) ) ) ) /\ -. A = K ) -> -. K = A )
55	9	adantr 276	. . . . . . . . . . . 12 |- ( ( ( ph /\ ( A e. ( K ... ( `' J ` K ) ) /\ -. B e. ( K ... ( `' J ` K ) ) ) ) /\ -. A = K ) -> A e. ( K ... ( `' J ` K ) ) )
56		elfzle1 10013	. . . . . . . . . . . 12 |- ( A e. ( K ... ( `' J ` K ) ) -> K <_ A )
57	55, 56	syl 14	. . . . . . . . . . 11 |- ( ( ( ph /\ ( A e. ( K ... ( `' J ` K ) ) /\ -. B e. ( K ... ( `' J ` K ) ) ) ) /\ -. A = K ) -> K <_ A )
58		zleloe 9289	. . . . . . . . . . . 12 |- ( ( K e. ZZ /\ A e. ZZ ) -> ( K <_ A <-> ( K < A \/ K = A ) ) )
59	41, 48, 58	syl2anc 411	. . . . . . . . . . 11 |- ( ( ( ph /\ ( A e. ( K ... ( `' J ` K ) ) /\ -. B e. ( K ... ( `' J ` K ) ) ) ) /\ -. A = K ) -> ( K <_ A <-> ( K < A \/ K = A ) ) )
60	57, 59	mpbid 147	. . . . . . . . . 10 |- ( ( ( ph /\ ( A e. ( K ... ( `' J ` K ) ) /\ -. B e. ( K ... ( `' J ` K ) ) ) ) /\ -. A = K ) -> ( K < A \/ K = A ) )
61	54, 60	ecased 1349	. . . . . . . . 9 |- ( ( ( ph /\ ( A e. ( K ... ( `' J ` K ) ) /\ -. B e. ( K ... ( `' J ` K ) ) ) ) /\ -. A = K ) -> K < A )
62		zltlem1 9299	. . . . . . . . . 10 |- ( ( K e. ZZ /\ A e. ZZ ) -> ( K < A <-> K <_ ( A - 1 ) ) )
63	41, 48, 62	syl2anc 411	. . . . . . . . 9 |- ( ( ( ph /\ ( A e. ( K ... ( `' J ` K ) ) /\ -. B e. ( K ... ( `' J ` K ) ) ) ) /\ -. A = K ) -> ( K < A <-> K <_ ( A - 1 ) ) )
64	61, 63	mpbid 147	. . . . . . . 8 |- ( ( ( ph /\ ( A e. ( K ... ( `' J ` K ) ) /\ -. B e. ( K ... ( `' J ` K ) ) ) ) /\ -. A = K ) -> K <_ ( A - 1 ) )
65	50	zred 9364	. . . . . . . . 9 |- ( ( ( ph /\ ( A e. ( K ... ( `' J ` K ) ) /\ -. B e. ( K ... ( `' J ` K ) ) ) ) /\ -. A = K ) -> ( A - 1 ) e. RR )
66	48	zred 9364	. . . . . . . . 9 |- ( ( ( ph /\ ( A e. ( K ... ( `' J ` K ) ) /\ -. B e. ( K ... ( `' J ` K ) ) ) ) /\ -. A = K ) -> A e. RR )
67	44	zred 9364	. . . . . . . . 9 |- ( ( ( ph /\ ( A e. ( K ... ( `' J ` K ) ) /\ -. B e. ( K ... ( `' J ` K ) ) ) ) /\ -. A = K ) -> ( `' J ` K ) e. RR )
68	66	lem1d 8879	. . . . . . . . 9 |- ( ( ( ph /\ ( A e. ( K ... ( `' J ` K ) ) /\ -. B e. ( K ... ( `' J ` K ) ) ) ) /\ -. A = K ) -> ( A - 1 ) <_ A )
69		elfzle2 10014	. . . . . . . . . 10 |- ( A e. ( K ... ( `' J ` K ) ) -> A <_ ( `' J ` K ) )
70	55, 69	syl 14	. . . . . . . . 9 |- ( ( ( ph /\ ( A e. ( K ... ( `' J ` K ) ) /\ -. B e. ( K ... ( `' J ` K ) ) ) ) /\ -. A = K ) -> A <_ ( `' J ` K ) )
71	65, 66, 67, 68, 70	letrd 8071	. . . . . . . 8 |- ( ( ( ph /\ ( A e. ( K ... ( `' J ` K ) ) /\ -. B e. ( K ... ( `' J ` K ) ) ) ) /\ -. A = K ) -> ( A - 1 ) <_ ( `' J ` K ) )
72	64, 71	jca 306	. . . . . . 7 |- ( ( ( ph /\ ( A e. ( K ... ( `' J ` K ) ) /\ -. B e. ( K ... ( `' J ` K ) ) ) ) /\ -. A = K ) -> ( K <_ ( A - 1 ) /\ ( A - 1 ) <_ ( `' J ` K ) ) )
73		elfz2 10002	. . . . . . 7 |- ( ( A - 1 ) e. ( K ... ( `' J ` K ) ) <-> ( ( K e. ZZ /\ ( `' J ` K ) e. ZZ /\ ( A - 1 ) e. ZZ ) /\ ( K <_ ( A - 1 ) /\ ( A - 1 ) <_ ( `' J ` K ) ) ) )
74	51, 72, 73	sylanbrc 417	. . . . . 6 |- ( ( ( ph /\ ( A e. ( K ... ( `' J ` K ) ) /\ -. B e. ( K ... ( `' J ` K ) ) ) ) /\ -. A = K ) -> ( A - 1 ) e. ( K ... ( `' J ` K ) ) )
75		fnfvima 5746	. . . . . 6 |- ( ( J Fn ( M ... N ) /\ ( K ... ( `' J ` K ) ) C_ ( M ... N ) /\ ( A - 1 ) e. ( K ... ( `' J ` K ) ) ) -> ( J ` ( A - 1 ) ) e. ( J " ( K ... ( `' J ` K ) ) ) )
76	36, 37, 74, 75	syl3anc 1238	. . . . 5 |- ( ( ( ph /\ ( A e. ( K ... ( `' J ` K ) ) /\ -. B e. ( K ... ( `' J ` K ) ) ) ) /\ -. A = K ) -> ( J ` ( A - 1 ) ) e. ( J " ( K ... ( `' J ` K ) ) ) )
77		zdceq 9317	. . . . . 6 |- ( ( A e. ZZ /\ K e. ZZ ) -> DECID A = K )
78	47, 40, 77	syl2anc 411	. . . . 5 |- ( ( ph /\ ( A e. ( K ... ( `' J ` K ) ) /\ -. B e. ( K ... ( `' J ` K ) ) ) ) -> DECID A = K )
79	35, 76, 78	ifcldadc 3563	. . . 4 |- ( ( ph /\ ( A e. ( K ... ( `' J ` K ) ) /\ -. B e. ( K ... ( `' J ` K ) ) ) ) -> if ( A = K , K , ( J ` ( A - 1 ) ) ) e. ( J " ( K ... ( `' J ` K ) ) ) )
80	11, 79	eqeltrd 2254	. . 3 |- ( ( ph /\ ( A e. ( K ... ( `' J ` K ) ) /\ -. B e. ( K ... ( `' J ` K ) ) ) ) -> ( Q ` A ) e. ( J " ( K ... ( `' J ` K ) ) ) )
81	2, 80	eqeltrrd 2255	. 2 |- ( ( ph /\ ( A e. ( K ... ( `' J ` K ) ) /\ -. B e. ( K ... ( `' J ` K ) ) ) ) -> ( Q ` B ) e. ( J " ( K ... ( `' J ` K ) ) ) )
82		iseqf1olemnab.b	. . . . . 6 |- ( ph -> B e. ( M ... N ) )
83	3, 4, 82, 6	iseqf1olemqval 10473	. . . . 5 |- ( ph -> ( Q ` B ) = if ( B e. ( K ... ( `' J ` K ) ) , if ( B = K , K , ( J ` ( B - 1 ) ) ) , ( J ` B ) ) )
84	83	adantr 276	. . . 4 |- ( ( ph /\ ( A e. ( K ... ( `' J ` K ) ) /\ -. B e. ( K ... ( `' J ` K ) ) ) ) -> ( Q ` B ) = if ( B e. ( K ... ( `' J ` K ) ) , if ( B = K , K , ( J ` ( B - 1 ) ) ) , ( J ` B ) ) )
85		simprr 531	. . . . 5 |- ( ( ph /\ ( A e. ( K ... ( `' J ` K ) ) /\ -. B e. ( K ... ( `' J ` K ) ) ) ) -> -. B e. ( K ... ( `' J ` K ) ) )
86	85	iffalsed 3544	. . . 4 |- ( ( ph /\ ( A e. ( K ... ( `' J ` K ) ) /\ -. B e. ( K ... ( `' J ` K ) ) ) ) -> if ( B e. ( K ... ( `' J ` K ) ) , if ( B = K , K , ( J ` ( B - 1 ) ) ) , ( J ` B ) ) = ( J ` B ) )
87	84, 86	eqtrd 2210	. . 3 |- ( ( ph /\ ( A e. ( K ... ( `' J ` K ) ) /\ -. B e. ( K ... ( `' J ` K ) ) ) ) -> ( Q ` B ) = ( J ` B ) )
88		f1of1 5456	. . . . . . 7 |- ( J : ( M ... N ) -1-1-onto-> ( M ... N ) -> J : ( M ... N ) -1-1-> ( M ... N ) )
89	4, 88	syl 14	. . . . . 6 |- ( ph -> J : ( M ... N ) -1-1-> ( M ... N ) )
90		f1elima 5768	. . . . . 6 |- ( ( J : ( M ... N ) -1-1-> ( M ... N ) /\ B e. ( M ... N ) /\ ( K ... ( `' J ` K ) ) C_ ( M ... N ) ) -> ( ( J ` B ) e. ( J " ( K ... ( `' J ` K ) ) ) <-> B e. ( K ... ( `' J ` K ) ) ) )
91	89, 82, 28, 90	syl3anc 1238	. . . . 5 |- ( ph -> ( ( J ` B ) e. ( J " ( K ... ( `' J ` K ) ) ) <-> B e. ( K ... ( `' J ` K ) ) ) )
92	91	adantr 276	. . . 4 |- ( ( ph /\ ( A e. ( K ... ( `' J ` K ) ) /\ -. B e. ( K ... ( `' J ` K ) ) ) ) -> ( ( J ` B ) e. ( J " ( K ... ( `' J ` K ) ) ) <-> B e. ( K ... ( `' J ` K ) ) ) )
93	85, 92	mtbird 673	. . 3 |- ( ( ph /\ ( A e. ( K ... ( `' J ` K ) ) /\ -. B e. ( K ... ( `' J ` K ) ) ) ) -> -. ( J ` B ) e. ( J " ( K ... ( `' J ` K ) ) ) )
94	87, 93	eqneltrd 2273	. 2 |- ( ( ph /\ ( A e. ( K ... ( `' J ` K ) ) /\ -. B e. ( K ... ( `' J ` K ) ) ) ) -> -. ( Q ` B ) e. ( J " ( K ... ( `' J ` K ) ) ) )
95	81, 94	pm2.65da 661	1 |- ( ph -> -. ( A e. ( K ... ( `' J ` K ) ) /\ -. B e. ( K ... ( `' J ` K ) ) ) )

Syntax hints:   -. wn 3   -> wi 4   /\ wa 104   <-> wb 105   \/ wo 708  DECID wdc 834   /\ w3a 978   = wceq 1353   e. wcel 2148   C_ wss 3129   ifcif 3534   class class class wbr 4000   |-> cmpt 4061   `'ccnv 4622   "cima 4626   Fn wfn 5207   -->wf 5208   -1-1->wf1 5209   -1-1-onto->wf1o 5211   ` cfv 5212  (class class class)co 5869   1c1 7803   < clt 7982   <_ cle 7983   - cmin 8118   ZZcz 9242   ZZ>=cuz 9517   ...cfz 9995

This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-ia1 106  ax-ia2 107  ax-ia3 108  ax-in1 614  ax-in2 615  ax-io 709  ax-5 1447  ax-7 1448  ax-gen 1449  ax-ie1 1493  ax-ie2 1494  ax-8 1504  ax-10 1505  ax-11 1506  ax-i12 1507  ax-bndl 1509  ax-4 1510  ax-17 1526  ax-i9 1530  ax-ial 1534  ax-i5r 1535  ax-13 2150  ax-14 2151  ax-ext 2159  ax-sep 4118  ax-pow 4171  ax-pr 4206  ax-un 4430  ax-setind 4533  ax-cnex 7893  ax-resscn 7894  ax-1cn 7895  ax-1re 7896  ax-icn 7897  ax-addcl 7898  ax-addrcl 7899  ax-mulcl 7900  ax-addcom 7902  ax-addass 7904  ax-distr 7906  ax-i2m1 7907  ax-0lt1 7908  ax-0id 7910  ax-rnegex 7911  ax-cnre 7913  ax-pre-ltirr 7914  ax-pre-ltwlin 7915  ax-pre-lttrn 7916  ax-pre-ltadd 7918

This theorem depends on definitions:  df-bi 117  df-dc 835  df-3or 979  df-3an 980  df-tru 1356  df-fal 1359  df-nf 1461  df-sb 1763  df-eu 2029  df-mo 2030  df-clab 2164  df-cleq 2170  df-clel 2173  df-nfc 2308  df-ne 2348  df-nel 2443  df-ral 2460  df-rex 2461  df-reu 2462  df-rab 2464  df-v 2739  df-sbc 2963  df-dif 3131  df-un 3133  df-in 3135  df-ss 3142  df-if 3535  df-pw 3576  df-sn 3597  df-pr 3598  df-op 3600  df-uni 3808  df-int 3843  df-br 4001  df-opab 4062  df-mpt 4063  df-id 4290  df-xp 4629  df-rel 4630  df-cnv 4631  df-co 4632  df-dm 4633  df-rn 4634  df-res 4635  df-ima 4636  df-iota 5174  df-fun 5214  df-fn 5215  df-f 5216  df-f1 5217  df-fo 5218  df-f1o 5219  df-fv 5220  df-riota 5825  df-ov 5872  df-oprab 5873  df-mpo 5874  df-pnf 7984  df-mnf 7985  df-xr 7986  df-ltxr 7987  df-le 7988  df-sub 8120  df-neg 8121  df-inn 8909  df-n0 9166  df-z 9243  df-uz 9518  df-fz 9996

This theorem is referenced by:  iseqf1olemmo  10478