Theorem addcanprlemu 7748

Description: Lemma for addcanprg 7749. (Contributed by Jim Kingdon, 25-Dec-2019.)

Assertion

Ref	Expression
addcanprlemu	|- ( ( ( A e. P. /\ B e. P. /\ C e. P. ) /\ ( A +P. B ) = ( A +P. C ) ) -> ( 2nd ` B ) C_ ( 2nd ` C ) )

Proof of Theorem addcanprlemu

Dummy variables f g h q r s t u v w are mutually distinct and distinct from all other variables.

Step	Hyp	Ref	Expression
1		prop 7608	. . . . . . 7 |- ( B e. P. -> <. ( 1st ` B ) , ( 2nd ` B ) >. e. P. )
2		prnminu 7622	. . . . . . 7 |- ( ( <. ( 1st ` B ) , ( 2nd ` B ) >. e. P. /\ v e. ( 2nd ` B ) ) -> E. r e. ( 2nd ` B ) r <Q v )
3	1, 2	sylan 283	. . . . . 6 |- ( ( B e. P. /\ v e. ( 2nd ` B ) ) -> E. r e. ( 2nd ` B ) r <Q v )
4	3	3ad2antl2 1163	. . . . 5 |- ( ( ( A e. P. /\ B e. P. /\ C e. P. ) /\ v e. ( 2nd ` B ) ) -> E. r e. ( 2nd ` B ) r <Q v )
5	4	adantlr 477	. . . 4 |- ( ( ( ( A e. P. /\ B e. P. /\ C e. P. ) /\ ( A +P. B ) = ( A +P. C ) ) /\ v e. ( 2nd ` B ) ) -> E. r e. ( 2nd ` B ) r <Q v )
6		simprr 531	. . . . . 6 |- ( ( ( ( ( A e. P. /\ B e. P. /\ C e. P. ) /\ ( A +P. B ) = ( A +P. C ) ) /\ v e. ( 2nd ` B ) ) /\ ( r e. ( 2nd ` B ) /\ r <Q v ) ) -> r <Q v )
7		ltexnqi 7542	. . . . . 6 |- ( r <Q v -> E. w e. Q. ( r +Q w ) = v )
8	6, 7	syl 14	. . . . 5 |- ( ( ( ( ( A e. P. /\ B e. P. /\ C e. P. ) /\ ( A +P. B ) = ( A +P. C ) ) /\ v e. ( 2nd ` B ) ) /\ ( r e. ( 2nd ` B ) /\ r <Q v ) ) -> E. w e. Q. ( r +Q w ) = v )
9		simprl 529	. . . . . . 7 |- ( ( ( ( ( ( A e. P. /\ B e. P. /\ C e. P. ) /\ ( A +P. B ) = ( A +P. C ) ) /\ v e. ( 2nd ` B ) ) /\ ( r e. ( 2nd ` B ) /\ r <Q v ) ) /\ ( w e. Q. /\ ( r +Q w ) = v ) ) -> w e. Q. )
10		halfnqq 7543	. . . . . . 7 |- ( w e. Q. -> E. t e. Q. ( t +Q t ) = w )
11	9, 10	syl 14	. . . . . 6 |- ( ( ( ( ( ( A e. P. /\ B e. P. /\ C e. P. ) /\ ( A +P. B ) = ( A +P. C ) ) /\ v e. ( 2nd ` B ) ) /\ ( r e. ( 2nd ` B ) /\ r <Q v ) ) /\ ( w e. Q. /\ ( r +Q w ) = v ) ) -> E. t e. Q. ( t +Q t ) = w )
12		prop 7608	. . . . . . . . . . . . . 14 |- ( A e. P. -> <. ( 1st ` A ) , ( 2nd ` A ) >. e. P. )
13		prarloc2 7637	. . . . . . . . . . . . . 14 |- ( ( <. ( 1st ` A ) , ( 2nd ` A ) >. e. P. /\ t e. Q. ) -> E. u e. ( 1st ` A ) ( u +Q t ) e. ( 2nd ` A ) )
14	12, 13	sylan 283	. . . . . . . . . . . . 13 |- ( ( A e. P. /\ t e. Q. ) -> E. u e. ( 1st ` A ) ( u +Q t ) e. ( 2nd ` A ) )
15	14	adantrr 479	. . . . . . . . . . . 12 |- ( ( A e. P. /\ ( t e. Q. /\ ( t +Q t ) = w ) ) -> E. u e. ( 1st ` A ) ( u +Q t ) e. ( 2nd ` A ) )
16	15	3ad2antl1 1162	. . . . . . . . . . 11 |- ( ( ( A e. P. /\ B e. P. /\ C e. P. ) /\ ( t e. Q. /\ ( t +Q t ) = w ) ) -> E. u e. ( 1st ` A ) ( u +Q t ) e. ( 2nd ` A ) )
17	16	adantlr 477	. . . . . . . . . 10 |- ( ( ( ( A e. P. /\ B e. P. /\ C e. P. ) /\ ( A +P. B ) = ( A +P. C ) ) /\ ( t e. Q. /\ ( t +Q t ) = w ) ) -> E. u e. ( 1st ` A ) ( u +Q t ) e. ( 2nd ` A ) )
18	17	adantlr 477	. . . . . . . . 9 |- ( ( ( ( ( A e. P. /\ B e. P. /\ C e. P. ) /\ ( A +P. B ) = ( A +P. C ) ) /\ v e. ( 2nd ` B ) ) /\ ( t e. Q. /\ ( t +Q t ) = w ) ) -> E. u e. ( 1st ` A ) ( u +Q t ) e. ( 2nd ` A ) )
19	18	adantlr 477	. . . . . . . 8 |- ( ( ( ( ( ( A e. P. /\ B e. P. /\ C e. P. ) /\ ( A +P. B ) = ( A +P. C ) ) /\ v e. ( 2nd ` B ) ) /\ ( r e. ( 2nd ` B ) /\ r <Q v ) ) /\ ( t e. Q. /\ ( t +Q t ) = w ) ) -> E. u e. ( 1st ` A ) ( u +Q t ) e. ( 2nd ` A ) )
20	19	adantlr 477	. . . . . . 7 |- ( ( ( ( ( ( ( A e. P. /\ B e. P. /\ C e. P. ) /\ ( A +P. B ) = ( A +P. C ) ) /\ v e. ( 2nd ` B ) ) /\ ( r e. ( 2nd ` B ) /\ r <Q v ) ) /\ ( w e. Q. /\ ( r +Q w ) = v ) ) /\ ( t e. Q. /\ ( t +Q t ) = w ) ) -> E. u e. ( 1st ` A ) ( u +Q t ) e. ( 2nd ` A ) )
21		simplll 533	. . . . . . . . . . . . . 14 |- ( ( ( ( ( A e. P. /\ B e. P. /\ C e. P. ) /\ ( A +P. B ) = ( A +P. C ) ) /\ v e. ( 2nd ` B ) ) /\ ( r e. ( 2nd ` B ) /\ r <Q v ) ) -> ( A e. P. /\ B e. P. /\ C e. P. ) )
22	21	ad3antrrr 492	. . . . . . . . . . . . 13 |- ( ( ( ( ( ( ( ( A e. P. /\ B e. P. /\ C e. P. ) /\ ( A +P. B ) = ( A +P. C ) ) /\ v e. ( 2nd ` B ) ) /\ ( r e. ( 2nd ` B ) /\ r <Q v ) ) /\ ( w e. Q. /\ ( r +Q w ) = v ) ) /\ ( t e. Q. /\ ( t +Q t ) = w ) ) /\ ( u e. ( 1st ` A ) /\ ( u +Q t ) e. ( 2nd ` A ) ) ) -> ( A e. P. /\ B e. P. /\ C e. P. ) )
23	22	simp1d 1012	. . . . . . . . . . . 12 |- ( ( ( ( ( ( ( ( A e. P. /\ B e. P. /\ C e. P. ) /\ ( A +P. B ) = ( A +P. C ) ) /\ v e. ( 2nd ` B ) ) /\ ( r e. ( 2nd ` B ) /\ r <Q v ) ) /\ ( w e. Q. /\ ( r +Q w ) = v ) ) /\ ( t e. Q. /\ ( t +Q t ) = w ) ) /\ ( u e. ( 1st ` A ) /\ ( u +Q t ) e. ( 2nd ` A ) ) ) -> A e. P. )
24	22	simp2d 1013	. . . . . . . . . . . 12 |- ( ( ( ( ( ( ( ( A e. P. /\ B e. P. /\ C e. P. ) /\ ( A +P. B ) = ( A +P. C ) ) /\ v e. ( 2nd ` B ) ) /\ ( r e. ( 2nd ` B ) /\ r <Q v ) ) /\ ( w e. Q. /\ ( r +Q w ) = v ) ) /\ ( t e. Q. /\ ( t +Q t ) = w ) ) /\ ( u e. ( 1st ` A ) /\ ( u +Q t ) e. ( 2nd ` A ) ) ) -> B e. P. )
25		addclpr 7670	. . . . . . . . . . . 12 |- ( ( A e. P. /\ B e. P. ) -> ( A +P. B ) e. P. )
26	23, 24, 25	syl2anc 411	. . . . . . . . . . 11 |- ( ( ( ( ( ( ( ( A e. P. /\ B e. P. /\ C e. P. ) /\ ( A +P. B ) = ( A +P. C ) ) /\ v e. ( 2nd ` B ) ) /\ ( r e. ( 2nd ` B ) /\ r <Q v ) ) /\ ( w e. Q. /\ ( r +Q w ) = v ) ) /\ ( t e. Q. /\ ( t +Q t ) = w ) ) /\ ( u e. ( 1st ` A ) /\ ( u +Q t ) e. ( 2nd ` A ) ) ) -> ( A +P. B ) e. P. )
27		prop 7608	. . . . . . . . . . 11 |- ( ( A +P. B ) e. P. -> <. ( 1st ` ( A +P. B ) ) , ( 2nd ` ( A +P. B ) ) >. e. P. )
28	26, 27	syl 14	. . . . . . . . . 10 |- ( ( ( ( ( ( ( ( A e. P. /\ B e. P. /\ C e. P. ) /\ ( A +P. B ) = ( A +P. C ) ) /\ v e. ( 2nd ` B ) ) /\ ( r e. ( 2nd ` B ) /\ r <Q v ) ) /\ ( w e. Q. /\ ( r +Q w ) = v ) ) /\ ( t e. Q. /\ ( t +Q t ) = w ) ) /\ ( u e. ( 1st ` A ) /\ ( u +Q t ) e. ( 2nd ` A ) ) ) -> <. ( 1st ` ( A +P. B ) ) , ( 2nd ` ( A +P. B ) ) >. e. P. )
29	23, 12	syl 14	. . . . . . . . . . . . 13 |- ( ( ( ( ( ( ( ( A e. P. /\ B e. P. /\ C e. P. ) /\ ( A +P. B ) = ( A +P. C ) ) /\ v e. ( 2nd ` B ) ) /\ ( r e. ( 2nd ` B ) /\ r <Q v ) ) /\ ( w e. Q. /\ ( r +Q w ) = v ) ) /\ ( t e. Q. /\ ( t +Q t ) = w ) ) /\ ( u e. ( 1st ` A ) /\ ( u +Q t ) e. ( 2nd ` A ) ) ) -> <. ( 1st ` A ) , ( 2nd ` A ) >. e. P. )
30		simprl 529	. . . . . . . . . . . . 13 |- ( ( ( ( ( ( ( ( A e. P. /\ B e. P. /\ C e. P. ) /\ ( A +P. B ) = ( A +P. C ) ) /\ v e. ( 2nd ` B ) ) /\ ( r e. ( 2nd ` B ) /\ r <Q v ) ) /\ ( w e. Q. /\ ( r +Q w ) = v ) ) /\ ( t e. Q. /\ ( t +Q t ) = w ) ) /\ ( u e. ( 1st ` A ) /\ ( u +Q t ) e. ( 2nd ` A ) ) ) -> u e. ( 1st ` A ) )
31		elprnql 7614	. . . . . . . . . . . . 13 |- ( ( <. ( 1st ` A ) , ( 2nd ` A ) >. e. P. /\ u e. ( 1st ` A ) ) -> u e. Q. )
32	29, 30, 31	syl2anc 411	. . . . . . . . . . . 12 |- ( ( ( ( ( ( ( ( A e. P. /\ B e. P. /\ C e. P. ) /\ ( A +P. B ) = ( A +P. C ) ) /\ v e. ( 2nd ` B ) ) /\ ( r e. ( 2nd ` B ) /\ r <Q v ) ) /\ ( w e. Q. /\ ( r +Q w ) = v ) ) /\ ( t e. Q. /\ ( t +Q t ) = w ) ) /\ ( u e. ( 1st ` A ) /\ ( u +Q t ) e. ( 2nd ` A ) ) ) -> u e. Q. )
33		simplrl 535	. . . . . . . . . . . 12 |- ( ( ( ( ( ( ( ( A e. P. /\ B e. P. /\ C e. P. ) /\ ( A +P. B ) = ( A +P. C ) ) /\ v e. ( 2nd ` B ) ) /\ ( r e. ( 2nd ` B ) /\ r <Q v ) ) /\ ( w e. Q. /\ ( r +Q w ) = v ) ) /\ ( t e. Q. /\ ( t +Q t ) = w ) ) /\ ( u e. ( 1st ` A ) /\ ( u +Q t ) e. ( 2nd ` A ) ) ) -> t e. Q. )
34		addclnq 7508	. . . . . . . . . . . 12 |- ( ( u e. Q. /\ t e. Q. ) -> ( u +Q t ) e. Q. )
35	32, 33, 34	syl2anc 411	. . . . . . . . . . 11 |- ( ( ( ( ( ( ( ( A e. P. /\ B e. P. /\ C e. P. ) /\ ( A +P. B ) = ( A +P. C ) ) /\ v e. ( 2nd ` B ) ) /\ ( r e. ( 2nd ` B ) /\ r <Q v ) ) /\ ( w e. Q. /\ ( r +Q w ) = v ) ) /\ ( t e. Q. /\ ( t +Q t ) = w ) ) /\ ( u e. ( 1st ` A ) /\ ( u +Q t ) e. ( 2nd ` A ) ) ) -> ( u +Q t ) e. Q. )
36	24, 1	syl 14	. . . . . . . . . . . 12 |- ( ( ( ( ( ( ( ( A e. P. /\ B e. P. /\ C e. P. ) /\ ( A +P. B ) = ( A +P. C ) ) /\ v e. ( 2nd ` B ) ) /\ ( r e. ( 2nd ` B ) /\ r <Q v ) ) /\ ( w e. Q. /\ ( r +Q w ) = v ) ) /\ ( t e. Q. /\ ( t +Q t ) = w ) ) /\ ( u e. ( 1st ` A ) /\ ( u +Q t ) e. ( 2nd ` A ) ) ) -> <. ( 1st ` B ) , ( 2nd ` B ) >. e. P. )
37		simprl 529	. . . . . . . . . . . . 13 |- ( ( ( ( ( A e. P. /\ B e. P. /\ C e. P. ) /\ ( A +P. B ) = ( A +P. C ) ) /\ v e. ( 2nd ` B ) ) /\ ( r e. ( 2nd ` B ) /\ r <Q v ) ) -> r e. ( 2nd ` B ) )
38	37	ad3antrrr 492	. . . . . . . . . . . 12 |- ( ( ( ( ( ( ( ( A e. P. /\ B e. P. /\ C e. P. ) /\ ( A +P. B ) = ( A +P. C ) ) /\ v e. ( 2nd ` B ) ) /\ ( r e. ( 2nd ` B ) /\ r <Q v ) ) /\ ( w e. Q. /\ ( r +Q w ) = v ) ) /\ ( t e. Q. /\ ( t +Q t ) = w ) ) /\ ( u e. ( 1st ` A ) /\ ( u +Q t ) e. ( 2nd ` A ) ) ) -> r e. ( 2nd ` B ) )
39		elprnqu 7615	. . . . . . . . . . . 12 |- ( ( <. ( 1st ` B ) , ( 2nd ` B ) >. e. P. /\ r e. ( 2nd ` B ) ) -> r e. Q. )
40	36, 38, 39	syl2anc 411	. . . . . . . . . . 11 |- ( ( ( ( ( ( ( ( A e. P. /\ B e. P. /\ C e. P. ) /\ ( A +P. B ) = ( A +P. C ) ) /\ v e. ( 2nd ` B ) ) /\ ( r e. ( 2nd ` B ) /\ r <Q v ) ) /\ ( w e. Q. /\ ( r +Q w ) = v ) ) /\ ( t e. Q. /\ ( t +Q t ) = w ) ) /\ ( u e. ( 1st ` A ) /\ ( u +Q t ) e. ( 2nd ` A ) ) ) -> r e. Q. )
41		addclnq 7508	. . . . . . . . . . 11 |- ( ( ( u +Q t ) e. Q. /\ r e. Q. ) -> ( ( u +Q t ) +Q r ) e. Q. )
42	35, 40, 41	syl2anc 411	. . . . . . . . . 10 |- ( ( ( ( ( ( ( ( A e. P. /\ B e. P. /\ C e. P. ) /\ ( A +P. B ) = ( A +P. C ) ) /\ v e. ( 2nd ` B ) ) /\ ( r e. ( 2nd ` B ) /\ r <Q v ) ) /\ ( w e. Q. /\ ( r +Q w ) = v ) ) /\ ( t e. Q. /\ ( t +Q t ) = w ) ) /\ ( u e. ( 1st ` A ) /\ ( u +Q t ) e. ( 2nd ` A ) ) ) -> ( ( u +Q t ) +Q r ) e. Q. )
43		prdisj 7625	. . . . . . . . . 10 |- ( ( <. ( 1st ` ( A +P. B ) ) , ( 2nd ` ( A +P. B ) ) >. e. P. /\ ( ( u +Q t ) +Q r ) e. Q. ) -> -. ( ( ( u +Q t ) +Q r ) e. ( 1st ` ( A +P. B ) ) /\ ( ( u +Q t ) +Q r ) e. ( 2nd ` ( A +P. B ) ) ) )
44	28, 42, 43	syl2anc 411	. . . . . . . . 9 |- ( ( ( ( ( ( ( ( A e. P. /\ B e. P. /\ C e. P. ) /\ ( A +P. B ) = ( A +P. C ) ) /\ v e. ( 2nd ` B ) ) /\ ( r e. ( 2nd ` B ) /\ r <Q v ) ) /\ ( w e. Q. /\ ( r +Q w ) = v ) ) /\ ( t e. Q. /\ ( t +Q t ) = w ) ) /\ ( u e. ( 1st ` A ) /\ ( u +Q t ) e. ( 2nd ` A ) ) ) -> -. ( ( ( u +Q t ) +Q r ) e. ( 1st ` ( A +P. B ) ) /\ ( ( u +Q t ) +Q r ) e. ( 2nd ` ( A +P. B ) ) ) )
45		addassnqg 7515	. . . . . . . . . . . . . . 15 |- ( ( u e. Q. /\ t e. Q. /\ r e. Q. ) -> ( ( u +Q t ) +Q r ) = ( u +Q ( t +Q r ) ) )
46	32, 33, 40, 45	syl3anc 1250	. . . . . . . . . . . . . 14 |- ( ( ( ( ( ( ( ( A e. P. /\ B e. P. /\ C e. P. ) /\ ( A +P. B ) = ( A +P. C ) ) /\ v e. ( 2nd ` B ) ) /\ ( r e. ( 2nd ` B ) /\ r <Q v ) ) /\ ( w e. Q. /\ ( r +Q w ) = v ) ) /\ ( t e. Q. /\ ( t +Q t ) = w ) ) /\ ( u e. ( 1st ` A ) /\ ( u +Q t ) e. ( 2nd ` A ) ) ) -> ( ( u +Q t ) +Q r ) = ( u +Q ( t +Q r ) ) )
47		addcomnqg 7514	. . . . . . . . . . . . . . . 16 |- ( ( t e. Q. /\ r e. Q. ) -> ( t +Q r ) = ( r +Q t ) )
48	47	oveq2d 5973	. . . . . . . . . . . . . . 15 |- ( ( t e. Q. /\ r e. Q. ) -> ( u +Q ( t +Q r ) ) = ( u +Q ( r +Q t ) ) )
49	33, 40, 48	syl2anc 411	. . . . . . . . . . . . . 14 |- ( ( ( ( ( ( ( ( A e. P. /\ B e. P. /\ C e. P. ) /\ ( A +P. B ) = ( A +P. C ) ) /\ v e. ( 2nd ` B ) ) /\ ( r e. ( 2nd ` B ) /\ r <Q v ) ) /\ ( w e. Q. /\ ( r +Q w ) = v ) ) /\ ( t e. Q. /\ ( t +Q t ) = w ) ) /\ ( u e. ( 1st ` A ) /\ ( u +Q t ) e. ( 2nd ` A ) ) ) -> ( u +Q ( t +Q r ) ) = ( u +Q ( r +Q t ) ) )
50	46, 49	eqtrd 2239	. . . . . . . . . . . . 13 |- ( ( ( ( ( ( ( ( A e. P. /\ B e. P. /\ C e. P. ) /\ ( A +P. B ) = ( A +P. C ) ) /\ v e. ( 2nd ` B ) ) /\ ( r e. ( 2nd ` B ) /\ r <Q v ) ) /\ ( w e. Q. /\ ( r +Q w ) = v ) ) /\ ( t e. Q. /\ ( t +Q t ) = w ) ) /\ ( u e. ( 1st ` A ) /\ ( u +Q t ) e. ( 2nd ` A ) ) ) -> ( ( u +Q t ) +Q r ) = ( u +Q ( r +Q t ) ) )
51	50	adantr 276	. . . . . . . . . . . 12 |- ( ( ( ( ( ( ( ( ( A e. P. /\ B e. P. /\ C e. P. ) /\ ( A +P. B ) = ( A +P. C ) ) /\ v e. ( 2nd ` B ) ) /\ ( r e. ( 2nd ` B ) /\ r <Q v ) ) /\ ( w e. Q. /\ ( r +Q w ) = v ) ) /\ ( t e. Q. /\ ( t +Q t ) = w ) ) /\ ( u e. ( 1st ` A ) /\ ( u +Q t ) e. ( 2nd ` A ) ) ) /\ ( r +Q t ) e. ( 1st ` C ) ) -> ( ( u +Q t ) +Q r ) = ( u +Q ( r +Q t ) ) )
52		simplrl 535	. . . . . . . . . . . . 13 |- ( ( ( ( ( ( ( ( ( A e. P. /\ B e. P. /\ C e. P. ) /\ ( A +P. B ) = ( A +P. C ) ) /\ v e. ( 2nd ` B ) ) /\ ( r e. ( 2nd ` B ) /\ r <Q v ) ) /\ ( w e. Q. /\ ( r +Q w ) = v ) ) /\ ( t e. Q. /\ ( t +Q t ) = w ) ) /\ ( u e. ( 1st ` A ) /\ ( u +Q t ) e. ( 2nd ` A ) ) ) /\ ( r +Q t ) e. ( 1st ` C ) ) -> u e. ( 1st ` A ) )
53		simpr 110	. . . . . . . . . . . . 13 |- ( ( ( ( ( ( ( ( ( A e. P. /\ B e. P. /\ C e. P. ) /\ ( A +P. B ) = ( A +P. C ) ) /\ v e. ( 2nd ` B ) ) /\ ( r e. ( 2nd ` B ) /\ r <Q v ) ) /\ ( w e. Q. /\ ( r +Q w ) = v ) ) /\ ( t e. Q. /\ ( t +Q t ) = w ) ) /\ ( u e. ( 1st ` A ) /\ ( u +Q t ) e. ( 2nd ` A ) ) ) /\ ( r +Q t ) e. ( 1st ` C ) ) -> ( r +Q t ) e. ( 1st ` C ) )
54	23	adantr 276	. . . . . . . . . . . . . 14 |- ( ( ( ( ( ( ( ( ( A e. P. /\ B e. P. /\ C e. P. ) /\ ( A +P. B ) = ( A +P. C ) ) /\ v e. ( 2nd ` B ) ) /\ ( r e. ( 2nd ` B ) /\ r <Q v ) ) /\ ( w e. Q. /\ ( r +Q w ) = v ) ) /\ ( t e. Q. /\ ( t +Q t ) = w ) ) /\ ( u e. ( 1st ` A ) /\ ( u +Q t ) e. ( 2nd ` A ) ) ) /\ ( r +Q t ) e. ( 1st ` C ) ) -> A e. P. )
55	22	simp3d 1014	. . . . . . . . . . . . . . 15 |- ( ( ( ( ( ( ( ( A e. P. /\ B e. P. /\ C e. P. ) /\ ( A +P. B ) = ( A +P. C ) ) /\ v e. ( 2nd ` B ) ) /\ ( r e. ( 2nd ` B ) /\ r <Q v ) ) /\ ( w e. Q. /\ ( r +Q w ) = v ) ) /\ ( t e. Q. /\ ( t +Q t ) = w ) ) /\ ( u e. ( 1st ` A ) /\ ( u +Q t ) e. ( 2nd ` A ) ) ) -> C e. P. )
56	55	adantr 276	. . . . . . . . . . . . . 14 |- ( ( ( ( ( ( ( ( ( A e. P. /\ B e. P. /\ C e. P. ) /\ ( A +P. B ) = ( A +P. C ) ) /\ v e. ( 2nd ` B ) ) /\ ( r e. ( 2nd ` B ) /\ r <Q v ) ) /\ ( w e. Q. /\ ( r +Q w ) = v ) ) /\ ( t e. Q. /\ ( t +Q t ) = w ) ) /\ ( u e. ( 1st ` A ) /\ ( u +Q t ) e. ( 2nd ` A ) ) ) /\ ( r +Q t ) e. ( 1st ` C ) ) -> C e. P. )
57		df-iplp 7601	. . . . . . . . . . . . . . 15 |- +P. = ( q e. P. , s e. P. |-> <. { f e. Q. | E. g e. Q. E. h e. Q. ( g e. ( 1st ` q ) /\ h e. ( 1st ` s ) /\ f = ( g +Q h ) ) } , { f e. Q. | E. g e. Q. E. h e. Q. ( g e. ( 2nd ` q ) /\ h e. ( 2nd ` s ) /\ f = ( g +Q h ) ) } >. )
58		addclnq 7508	. . . . . . . . . . . . . . 15 |- ( ( g e. Q. /\ h e. Q. ) -> ( g +Q h ) e. Q. )
59	57, 58	genpprecll 7647	. . . . . . . . . . . . . 14 |- ( ( A e. P. /\ C e. P. ) -> ( ( u e. ( 1st ` A ) /\ ( r +Q t ) e. ( 1st ` C ) ) -> ( u +Q ( r +Q t ) ) e. ( 1st ` ( A +P. C ) ) ) )
60	54, 56, 59	syl2anc 411	. . . . . . . . . . . . 13 |- ( ( ( ( ( ( ( ( ( A e. P. /\ B e. P. /\ C e. P. ) /\ ( A +P. B ) = ( A +P. C ) ) /\ v e. ( 2nd ` B ) ) /\ ( r e. ( 2nd ` B ) /\ r <Q v ) ) /\ ( w e. Q. /\ ( r +Q w ) = v ) ) /\ ( t e. Q. /\ ( t +Q t ) = w ) ) /\ ( u e. ( 1st ` A ) /\ ( u +Q t ) e. ( 2nd ` A ) ) ) /\ ( r +Q t ) e. ( 1st ` C ) ) -> ( ( u e. ( 1st ` A ) /\ ( r +Q t ) e. ( 1st ` C ) ) -> ( u +Q ( r +Q t ) ) e. ( 1st ` ( A +P. C ) ) ) )
61	52, 53, 60	mp2and 433	. . . . . . . . . . . 12 |- ( ( ( ( ( ( ( ( ( A e. P. /\ B e. P. /\ C e. P. ) /\ ( A +P. B ) = ( A +P. C ) ) /\ v e. ( 2nd ` B ) ) /\ ( r e. ( 2nd ` B ) /\ r <Q v ) ) /\ ( w e. Q. /\ ( r +Q w ) = v ) ) /\ ( t e. Q. /\ ( t +Q t ) = w ) ) /\ ( u e. ( 1st ` A ) /\ ( u +Q t ) e. ( 2nd ` A ) ) ) /\ ( r +Q t ) e. ( 1st ` C ) ) -> ( u +Q ( r +Q t ) ) e. ( 1st ` ( A +P. C ) ) )
62	51, 61	eqeltrd 2283	. . . . . . . . . . 11 |- ( ( ( ( ( ( ( ( ( A e. P. /\ B e. P. /\ C e. P. ) /\ ( A +P. B ) = ( A +P. C ) ) /\ v e. ( 2nd ` B ) ) /\ ( r e. ( 2nd ` B ) /\ r <Q v ) ) /\ ( w e. Q. /\ ( r +Q w ) = v ) ) /\ ( t e. Q. /\ ( t +Q t ) = w ) ) /\ ( u e. ( 1st ` A ) /\ ( u +Q t ) e. ( 2nd ` A ) ) ) /\ ( r +Q t ) e. ( 1st ` C ) ) -> ( ( u +Q t ) +Q r ) e. ( 1st ` ( A +P. C ) ) )
63		fveq2 5589	. . . . . . . . . . . . 13 |- ( ( A +P. B ) = ( A +P. C ) -> ( 1st ` ( A +P. B ) ) = ( 1st ` ( A +P. C ) ) )
64	63	eleq2d 2276	. . . . . . . . . . . 12 |- ( ( A +P. B ) = ( A +P. C ) -> ( ( ( u +Q t ) +Q r ) e. ( 1st ` ( A +P. B ) ) <-> ( ( u +Q t ) +Q r ) e. ( 1st ` ( A +P. C ) ) ) )
65	64	ad7antlr 501	. . . . . . . . . . 11 |- ( ( ( ( ( ( ( ( ( A e. P. /\ B e. P. /\ C e. P. ) /\ ( A +P. B ) = ( A +P. C ) ) /\ v e. ( 2nd ` B ) ) /\ ( r e. ( 2nd ` B ) /\ r <Q v ) ) /\ ( w e. Q. /\ ( r +Q w ) = v ) ) /\ ( t e. Q. /\ ( t +Q t ) = w ) ) /\ ( u e. ( 1st ` A ) /\ ( u +Q t ) e. ( 2nd ` A ) ) ) /\ ( r +Q t ) e. ( 1st ` C ) ) -> ( ( ( u +Q t ) +Q r ) e. ( 1st ` ( A +P. B ) ) <-> ( ( u +Q t ) +Q r ) e. ( 1st ` ( A +P. C ) ) ) )
66	62, 65	mpbird 167	. . . . . . . . . 10 |- ( ( ( ( ( ( ( ( ( A e. P. /\ B e. P. /\ C e. P. ) /\ ( A +P. B ) = ( A +P. C ) ) /\ v e. ( 2nd ` B ) ) /\ ( r e. ( 2nd ` B ) /\ r <Q v ) ) /\ ( w e. Q. /\ ( r +Q w ) = v ) ) /\ ( t e. Q. /\ ( t +Q t ) = w ) ) /\ ( u e. ( 1st ` A ) /\ ( u +Q t ) e. ( 2nd ` A ) ) ) /\ ( r +Q t ) e. ( 1st ` C ) ) -> ( ( u +Q t ) +Q r ) e. ( 1st ` ( A +P. B ) ) )
67	57, 58	genppreclu 7648	. . . . . . . . . . . . . . . . . . 19 |- ( ( A e. P. /\ B e. P. ) -> ( ( ( u +Q t ) e. ( 2nd ` A ) /\ r e. ( 2nd ` B ) ) -> ( ( u +Q t ) +Q r ) e. ( 2nd ` ( A +P. B ) ) ) )
68	67	ancomsd 269	. . . . . . . . . . . . . . . . . 18 |- ( ( A e. P. /\ B e. P. ) -> ( ( r e. ( 2nd ` B ) /\ ( u +Q t ) e. ( 2nd ` A ) ) -> ( ( u +Q t ) +Q r ) e. ( 2nd ` ( A +P. B ) ) ) )
69	68	3adant3 1020	. . . . . . . . . . . . . . . . 17 |- ( ( A e. P. /\ B e. P. /\ C e. P. ) -> ( ( r e. ( 2nd ` B ) /\ ( u +Q t ) e. ( 2nd ` A ) ) -> ( ( u +Q t ) +Q r ) e. ( 2nd ` ( A +P. B ) ) ) )
70	69	ad2antrr 488	. . . . . . . . . . . . . . . 16 |- ( ( ( ( A e. P. /\ B e. P. /\ C e. P. ) /\ ( A +P. B ) = ( A +P. C ) ) /\ v e. ( 2nd ` B ) ) -> ( ( r e. ( 2nd ` B ) /\ ( u +Q t ) e. ( 2nd ` A ) ) -> ( ( u +Q t ) +Q r ) e. ( 2nd ` ( A +P. B ) ) ) )
71	70	imp 124	. . . . . . . . . . . . . . 15 |- ( ( ( ( ( A e. P. /\ B e. P. /\ C e. P. ) /\ ( A +P. B ) = ( A +P. C ) ) /\ v e. ( 2nd ` B ) ) /\ ( r e. ( 2nd ` B ) /\ ( u +Q t ) e. ( 2nd ` A ) ) ) -> ( ( u +Q t ) +Q r ) e. ( 2nd ` ( A +P. B ) ) )
72	71	adantrlr 485	. . . . . . . . . . . . . 14 |- ( ( ( ( ( A e. P. /\ B e. P. /\ C e. P. ) /\ ( A +P. B ) = ( A +P. C ) ) /\ v e. ( 2nd ` B ) ) /\ ( ( r e. ( 2nd ` B ) /\ r <Q v ) /\ ( u +Q t ) e. ( 2nd ` A ) ) ) -> ( ( u +Q t ) +Q r ) e. ( 2nd ` ( A +P. B ) ) )
73	72	anassrs 400	. . . . . . . . . . . . 13 |- ( ( ( ( ( ( A e. P. /\ B e. P. /\ C e. P. ) /\ ( A +P. B ) = ( A +P. C ) ) /\ v e. ( 2nd ` B ) ) /\ ( r e. ( 2nd ` B ) /\ r <Q v ) ) /\ ( u +Q t ) e. ( 2nd ` A ) ) -> ( ( u +Q t ) +Q r ) e. ( 2nd ` ( A +P. B ) ) )
74	73	ad2ant2rl 511	. . . . . . . . . . . 12 |- ( ( ( ( ( ( ( A e. P. /\ B e. P. /\ C e. P. ) /\ ( A +P. B ) = ( A +P. C ) ) /\ v e. ( 2nd ` B ) ) /\ ( r e. ( 2nd ` B ) /\ r <Q v ) ) /\ ( w e. Q. /\ ( r +Q w ) = v ) ) /\ ( u e. ( 1st ` A ) /\ ( u +Q t ) e. ( 2nd ` A ) ) ) -> ( ( u +Q t ) +Q r ) e. ( 2nd ` ( A +P. B ) ) )
75	74	adantlr 477	. . . . . . . . . . 11 |- ( ( ( ( ( ( ( ( A e. P. /\ B e. P. /\ C e. P. ) /\ ( A +P. B ) = ( A +P. C ) ) /\ v e. ( 2nd ` B ) ) /\ ( r e. ( 2nd ` B ) /\ r <Q v ) ) /\ ( w e. Q. /\ ( r +Q w ) = v ) ) /\ ( t e. Q. /\ ( t +Q t ) = w ) ) /\ ( u e. ( 1st ` A ) /\ ( u +Q t ) e. ( 2nd ` A ) ) ) -> ( ( u +Q t ) +Q r ) e. ( 2nd ` ( A +P. B ) ) )
76	75	adantr 276	. . . . . . . . . 10 |- ( ( ( ( ( ( ( ( ( A e. P. /\ B e. P. /\ C e. P. ) /\ ( A +P. B ) = ( A +P. C ) ) /\ v e. ( 2nd ` B ) ) /\ ( r e. ( 2nd ` B ) /\ r <Q v ) ) /\ ( w e. Q. /\ ( r +Q w ) = v ) ) /\ ( t e. Q. /\ ( t +Q t ) = w ) ) /\ ( u e. ( 1st ` A ) /\ ( u +Q t ) e. ( 2nd ` A ) ) ) /\ ( r +Q t ) e. ( 1st ` C ) ) -> ( ( u +Q t ) +Q r ) e. ( 2nd ` ( A +P. B ) ) )
77	66, 76	jca 306	. . . . . . . . 9 |- ( ( ( ( ( ( ( ( ( A e. P. /\ B e. P. /\ C e. P. ) /\ ( A +P. B ) = ( A +P. C ) ) /\ v e. ( 2nd ` B ) ) /\ ( r e. ( 2nd ` B ) /\ r <Q v ) ) /\ ( w e. Q. /\ ( r +Q w ) = v ) ) /\ ( t e. Q. /\ ( t +Q t ) = w ) ) /\ ( u e. ( 1st ` A ) /\ ( u +Q t ) e. ( 2nd ` A ) ) ) /\ ( r +Q t ) e. ( 1st ` C ) ) -> ( ( ( u +Q t ) +Q r ) e. ( 1st ` ( A +P. B ) ) /\ ( ( u +Q t ) +Q r ) e. ( 2nd ` ( A +P. B ) ) ) )
78	44, 77	mtand 667	. . . . . . . 8 |- ( ( ( ( ( ( ( ( A e. P. /\ B e. P. /\ C e. P. ) /\ ( A +P. B ) = ( A +P. C ) ) /\ v e. ( 2nd ` B ) ) /\ ( r e. ( 2nd ` B ) /\ r <Q v ) ) /\ ( w e. Q. /\ ( r +Q w ) = v ) ) /\ ( t e. Q. /\ ( t +Q t ) = w ) ) /\ ( u e. ( 1st ` A ) /\ ( u +Q t ) e. ( 2nd ` A ) ) ) -> -. ( r +Q t ) e. ( 1st ` C ) )
79		prop 7608	. . . . . . . . . . 11 |- ( C e. P. -> <. ( 1st ` C ) , ( 2nd ` C ) >. e. P. )
80	55, 79	syl 14	. . . . . . . . . 10 |- ( ( ( ( ( ( ( ( A e. P. /\ B e. P. /\ C e. P. ) /\ ( A +P. B ) = ( A +P. C ) ) /\ v e. ( 2nd ` B ) ) /\ ( r e. ( 2nd ` B ) /\ r <Q v ) ) /\ ( w e. Q. /\ ( r +Q w ) = v ) ) /\ ( t e. Q. /\ ( t +Q t ) = w ) ) /\ ( u e. ( 1st ` A ) /\ ( u +Q t ) e. ( 2nd ` A ) ) ) -> <. ( 1st ` C ) , ( 2nd ` C ) >. e. P. )
81		ltaddnq 7540	. . . . . . . . . . . . . 14 |- ( ( t e. Q. /\ t e. Q. ) -> t <Q ( t +Q t ) )
82	33, 33, 81	syl2anc 411	. . . . . . . . . . . . 13 |- ( ( ( ( ( ( ( ( A e. P. /\ B e. P. /\ C e. P. ) /\ ( A +P. B ) = ( A +P. C ) ) /\ v e. ( 2nd ` B ) ) /\ ( r e. ( 2nd ` B ) /\ r <Q v ) ) /\ ( w e. Q. /\ ( r +Q w ) = v ) ) /\ ( t e. Q. /\ ( t +Q t ) = w ) ) /\ ( u e. ( 1st ` A ) /\ ( u +Q t ) e. ( 2nd ` A ) ) ) -> t <Q ( t +Q t ) )
83		simplrr 536	. . . . . . . . . . . . 13 |- ( ( ( ( ( ( ( ( A e. P. /\ B e. P. /\ C e. P. ) /\ ( A +P. B ) = ( A +P. C ) ) /\ v e. ( 2nd ` B ) ) /\ ( r e. ( 2nd ` B ) /\ r <Q v ) ) /\ ( w e. Q. /\ ( r +Q w ) = v ) ) /\ ( t e. Q. /\ ( t +Q t ) = w ) ) /\ ( u e. ( 1st ` A ) /\ ( u +Q t ) e. ( 2nd ` A ) ) ) -> ( t +Q t ) = w )
84	82, 83	breqtrd 4077	. . . . . . . . . . . 12 |- ( ( ( ( ( ( ( ( A e. P. /\ B e. P. /\ C e. P. ) /\ ( A +P. B ) = ( A +P. C ) ) /\ v e. ( 2nd ` B ) ) /\ ( r e. ( 2nd ` B ) /\ r <Q v ) ) /\ ( w e. Q. /\ ( r +Q w ) = v ) ) /\ ( t e. Q. /\ ( t +Q t ) = w ) ) /\ ( u e. ( 1st ` A ) /\ ( u +Q t ) e. ( 2nd ` A ) ) ) -> t <Q w )
85		ltanqi 7535	. . . . . . . . . . . 12 |- ( ( t <Q w /\ r e. Q. ) -> ( r +Q t ) <Q ( r +Q w ) )
86	84, 40, 85	syl2anc 411	. . . . . . . . . . 11 |- ( ( ( ( ( ( ( ( A e. P. /\ B e. P. /\ C e. P. ) /\ ( A +P. B ) = ( A +P. C ) ) /\ v e. ( 2nd ` B ) ) /\ ( r e. ( 2nd ` B ) /\ r <Q v ) ) /\ ( w e. Q. /\ ( r +Q w ) = v ) ) /\ ( t e. Q. /\ ( t +Q t ) = w ) ) /\ ( u e. ( 1st ` A ) /\ ( u +Q t ) e. ( 2nd ` A ) ) ) -> ( r +Q t ) <Q ( r +Q w ) )
87		simprr 531	. . . . . . . . . . . 12 |- ( ( ( ( ( ( A e. P. /\ B e. P. /\ C e. P. ) /\ ( A +P. B ) = ( A +P. C ) ) /\ v e. ( 2nd ` B ) ) /\ ( r e. ( 2nd ` B ) /\ r <Q v ) ) /\ ( w e. Q. /\ ( r +Q w ) = v ) ) -> ( r +Q w ) = v )
88	87	ad2antrr 488	. . . . . . . . . . 11 |- ( ( ( ( ( ( ( ( A e. P. /\ B e. P. /\ C e. P. ) /\ ( A +P. B ) = ( A +P. C ) ) /\ v e. ( 2nd ` B ) ) /\ ( r e. ( 2nd ` B ) /\ r <Q v ) ) /\ ( w e. Q. /\ ( r +Q w ) = v ) ) /\ ( t e. Q. /\ ( t +Q t ) = w ) ) /\ ( u e. ( 1st ` A ) /\ ( u +Q t ) e. ( 2nd ` A ) ) ) -> ( r +Q w ) = v )
89	86, 88	breqtrd 4077	. . . . . . . . . 10 |- ( ( ( ( ( ( ( ( A e. P. /\ B e. P. /\ C e. P. ) /\ ( A +P. B ) = ( A +P. C ) ) /\ v e. ( 2nd ` B ) ) /\ ( r e. ( 2nd ` B ) /\ r <Q v ) ) /\ ( w e. Q. /\ ( r +Q w ) = v ) ) /\ ( t e. Q. /\ ( t +Q t ) = w ) ) /\ ( u e. ( 1st ` A ) /\ ( u +Q t ) e. ( 2nd ` A ) ) ) -> ( r +Q t ) <Q v )
90		prloc 7624	. . . . . . . . . 10 |- ( ( <. ( 1st ` C ) , ( 2nd ` C ) >. e. P. /\ ( r +Q t ) <Q v ) -> ( ( r +Q t ) e. ( 1st ` C ) \/ v e. ( 2nd ` C ) ) )
91	80, 89, 90	syl2anc 411	. . . . . . . . 9 |- ( ( ( ( ( ( ( ( A e. P. /\ B e. P. /\ C e. P. ) /\ ( A +P. B ) = ( A +P. C ) ) /\ v e. ( 2nd ` B ) ) /\ ( r e. ( 2nd ` B ) /\ r <Q v ) ) /\ ( w e. Q. /\ ( r +Q w ) = v ) ) /\ ( t e. Q. /\ ( t +Q t ) = w ) ) /\ ( u e. ( 1st ` A ) /\ ( u +Q t ) e. ( 2nd ` A ) ) ) -> ( ( r +Q t ) e. ( 1st ` C ) \/ v e. ( 2nd ` C ) ) )
92	91	orcomd 731	. . . . . . . 8 |- ( ( ( ( ( ( ( ( A e. P. /\ B e. P. /\ C e. P. ) /\ ( A +P. B ) = ( A +P. C ) ) /\ v e. ( 2nd ` B ) ) /\ ( r e. ( 2nd ` B ) /\ r <Q v ) ) /\ ( w e. Q. /\ ( r +Q w ) = v ) ) /\ ( t e. Q. /\ ( t +Q t ) = w ) ) /\ ( u e. ( 1st ` A ) /\ ( u +Q t ) e. ( 2nd ` A ) ) ) -> ( v e. ( 2nd ` C ) \/ ( r +Q t ) e. ( 1st ` C ) ) )
93	78, 92	ecased 1362	. . . . . . 7 |- ( ( ( ( ( ( ( ( A e. P. /\ B e. P. /\ C e. P. ) /\ ( A +P. B ) = ( A +P. C ) ) /\ v e. ( 2nd ` B ) ) /\ ( r e. ( 2nd ` B ) /\ r <Q v ) ) /\ ( w e. Q. /\ ( r +Q w ) = v ) ) /\ ( t e. Q. /\ ( t +Q t ) = w ) ) /\ ( u e. ( 1st ` A ) /\ ( u +Q t ) e. ( 2nd ` A ) ) ) -> v e. ( 2nd ` C ) )
94	20, 93	rexlimddv 2629	. . . . . 6 |- ( ( ( ( ( ( ( A e. P. /\ B e. P. /\ C e. P. ) /\ ( A +P. B ) = ( A +P. C ) ) /\ v e. ( 2nd ` B ) ) /\ ( r e. ( 2nd ` B ) /\ r <Q v ) ) /\ ( w e. Q. /\ ( r +Q w ) = v ) ) /\ ( t e. Q. /\ ( t +Q t ) = w ) ) -> v e. ( 2nd ` C ) )
95	11, 94	rexlimddv 2629	. . . . 5 |- ( ( ( ( ( ( A e. P. /\ B e. P. /\ C e. P. ) /\ ( A +P. B ) = ( A +P. C ) ) /\ v e. ( 2nd ` B ) ) /\ ( r e. ( 2nd ` B ) /\ r <Q v ) ) /\ ( w e. Q. /\ ( r +Q w ) = v ) ) -> v e. ( 2nd ` C ) )
96	8, 95	rexlimddv 2629	. . . 4 |- ( ( ( ( ( A e. P. /\ B e. P. /\ C e. P. ) /\ ( A +P. B ) = ( A +P. C ) ) /\ v e. ( 2nd ` B ) ) /\ ( r e. ( 2nd ` B ) /\ r <Q v ) ) -> v e. ( 2nd ` C ) )
97	5, 96	rexlimddv 2629	. . 3 |- ( ( ( ( A e. P. /\ B e. P. /\ C e. P. ) /\ ( A +P. B ) = ( A +P. C ) ) /\ v e. ( 2nd ` B ) ) -> v e. ( 2nd ` C ) )
98	97	ex 115	. 2 |- ( ( ( A e. P. /\ B e. P. /\ C e. P. ) /\ ( A +P. B ) = ( A +P. C ) ) -> ( v e. ( 2nd ` B ) -> v e. ( 2nd ` C ) ) )
99	98	ssrdv 3203	1 |- ( ( ( A e. P. /\ B e. P. /\ C e. P. ) /\ ( A +P. B ) = ( A +P. C ) ) -> ( 2nd ` B ) C_ ( 2nd ` C ) )

Syntax hints:   -. wn 3   -> wi 4   /\ wa 104   <-> wb 105   \/ wo 710   /\ w3a 981   = wceq 1373   e. wcel 2177   E.wrex 2486   C_ wss 3170   <.cop 3641   class class class wbr 4051   ` cfv 5280  (class class class)co 5957   1stc1st 6237   2ndc2nd 6238   Q.cnq 7413   +Q cplq 7415   <Q cltq 7418   P.cnp 7424   +P. cpp 7426

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 615  ax-in2 616  ax-io 711  ax-5 1471  ax-7 1472  ax-gen 1473  ax-ie1 1517  ax-ie2 1518  ax-8 1528  ax-10 1529  ax-11 1530  ax-i12 1531  ax-bndl 1533  ax-4 1534  ax-17 1550  ax-i9 1554  ax-ial 1558  ax-i5r 1559  ax-13 2179  ax-14 2180  ax-ext 2188  ax-coll 4167  ax-sep 4170  ax-nul 4178  ax-pow 4226  ax-pr 4261  ax-un 4488  ax-setind 4593  ax-iinf 4644

This theorem depends on definitions:  df-bi 117  df-dc 837  df-3or 982  df-3an 983  df-tru 1376  df-fal 1379  df-nf 1485  df-sb 1787  df-eu 2058  df-mo 2059  df-clab 2193  df-cleq 2199  df-clel 2202  df-nfc 2338  df-ne 2378  df-ral 2490  df-rex 2491  df-reu 2492  df-rab 2494  df-v 2775  df-sbc 3003  df-csb 3098  df-dif 3172  df-un 3174  df-in 3176  df-ss 3183  df-nul 3465  df-pw 3623  df-sn 3644  df-pr 3645  df-op 3647  df-uni 3857  df-int 3892  df-iun 3935  df-br 4052  df-opab 4114  df-mpt 4115  df-tr 4151  df-eprel 4344  df-id 4348  df-po 4351  df-iso 4352  df-iord 4421  df-on 4423  df-suc 4426  df-iom 4647  df-xp 4689  df-rel 4690  df-cnv 4691  df-co 4692  df-dm 4693  df-rn 4694  df-res 4695  df-ima 4696  df-iota 5241  df-fun 5282  df-fn 5283  df-f 5284  df-f1 5285  df-fo 5286  df-f1o 5287  df-fv 5288  df-ov 5960  df-oprab 5961  df-mpo 5962  df-1st 6239  df-2nd 6240  df-recs 6404  df-irdg 6469  df-1o 6515  df-2o 6516  df-oadd 6519  df-omul 6520  df-er 6633  df-ec 6635  df-qs 6639  df-ni 7437  df-pli 7438  df-mi 7439  df-lti 7440  df-plpq 7477  df-mpq 7478  df-enq 7480  df-nqqs 7481  df-plqqs 7482  df-mqqs 7483  df-1nqqs 7484  df-rq 7485  df-ltnqqs 7486  df-enq0 7557  df-nq0 7558  df-0nq0 7559  df-plq0 7560  df-mq0 7561  df-inp 7599  df-iplp 7601

This theorem is referenced by:  addcanprg  7749