Theorem addlocprlemeqgt 7812

Description: Lemma for addlocpr 7816. This is a step used in both the Q = ( D +Q E ) and ( D +Q E ) <Q Q cases. (Contributed by Jim Kingdon, 7-Dec-2019.)

Hypotheses

Ref	Expression
addlocprlem.a	|- ( ph -> A e. P. )
addlocprlem.b	|- ( ph -> B e. P. )
addlocprlem.qr	|- ( ph -> Q <Q R )
addlocprlem.p	|- ( ph -> P e. Q. )
addlocprlem.qppr	|- ( ph -> ( Q +Q ( P +Q P ) ) = R )
addlocprlem.dlo	|- ( ph -> D e. ( 1st ` A ) )
addlocprlem.uup	|- ( ph -> U e. ( 2nd ` A ) )
addlocprlem.du	|- ( ph -> U <Q ( D +Q P ) )
addlocprlem.elo	|- ( ph -> E e. ( 1st ` B ) )
addlocprlem.tup	|- ( ph -> T e. ( 2nd ` B ) )
addlocprlem.et	|- ( ph -> T <Q ( E +Q P ) )

Assertion

Ref	Expression
addlocprlemeqgt	|- ( ph -> ( U +Q T ) <Q ( ( D +Q E ) +Q ( P +Q P ) ) )

Proof of Theorem addlocprlemeqgt

Dummy variables f g h are mutually distinct and distinct from all other variables.

Step	Hyp	Ref	Expression
1		addlocprlem.du	. . 3 |- ( ph -> U <Q ( D +Q P ) )
2		addlocprlem.et	. . 3 |- ( ph -> T <Q ( E +Q P ) )
3		addlocprlem.a	. . . . . 6 |- ( ph -> A e. P. )
4		prop 7755	. . . . . 6 |- ( A e. P. -> <. ( 1st ` A ) , ( 2nd ` A ) >. e. P. )
5	3, 4	syl 14	. . . . 5 |- ( ph -> <. ( 1st ` A ) , ( 2nd ` A ) >. e. P. )
6		addlocprlem.uup	. . . . 5 |- ( ph -> U e. ( 2nd ` A ) )
7		elprnqu 7762	. . . . 5 |- ( ( <. ( 1st ` A ) , ( 2nd ` A ) >. e. P. /\ U e. ( 2nd ` A ) ) -> U e. Q. )
8	5, 6, 7	syl2anc 411	. . . 4 |- ( ph -> U e. Q. )
9		addlocprlem.dlo	. . . . . 6 |- ( ph -> D e. ( 1st ` A ) )
10		elprnql 7761	. . . . . 6 |- ( ( <. ( 1st ` A ) , ( 2nd ` A ) >. e. P. /\ D e. ( 1st ` A ) ) -> D e. Q. )
11	5, 9, 10	syl2anc 411	. . . . 5 |- ( ph -> D e. Q. )
12		addlocprlem.p	. . . . 5 |- ( ph -> P e. Q. )
13		addclnq 7655	. . . . 5 |- ( ( D e. Q. /\ P e. Q. ) -> ( D +Q P ) e. Q. )
14	11, 12, 13	syl2anc 411	. . . 4 |- ( ph -> ( D +Q P ) e. Q. )
15		addlocprlem.b	. . . . . 6 |- ( ph -> B e. P. )
16		prop 7755	. . . . . 6 |- ( B e. P. -> <. ( 1st ` B ) , ( 2nd ` B ) >. e. P. )
17	15, 16	syl 14	. . . . 5 |- ( ph -> <. ( 1st ` B ) , ( 2nd ` B ) >. e. P. )
18		addlocprlem.tup	. . . . 5 |- ( ph -> T e. ( 2nd ` B ) )
19		elprnqu 7762	. . . . 5 |- ( ( <. ( 1st ` B ) , ( 2nd ` B ) >. e. P. /\ T e. ( 2nd ` B ) ) -> T e. Q. )
20	17, 18, 19	syl2anc 411	. . . 4 |- ( ph -> T e. Q. )
21		addlocprlem.elo	. . . . . 6 |- ( ph -> E e. ( 1st ` B ) )
22		elprnql 7761	. . . . . 6 |- ( ( <. ( 1st ` B ) , ( 2nd ` B ) >. e. P. /\ E e. ( 1st ` B ) ) -> E e. Q. )
23	17, 21, 22	syl2anc 411	. . . . 5 |- ( ph -> E e. Q. )
24		addclnq 7655	. . . . 5 |- ( ( E e. Q. /\ P e. Q. ) -> ( E +Q P ) e. Q. )
25	23, 12, 24	syl2anc 411	. . . 4 |- ( ph -> ( E +Q P ) e. Q. )
26		lt2addnq 7684	. . . 4 |- ( ( ( U e. Q. /\ ( D +Q P ) e. Q. ) /\ ( T e. Q. /\ ( E +Q P ) e. Q. ) ) -> ( ( U <Q ( D +Q P ) /\ T <Q ( E +Q P ) ) -> ( U +Q T ) <Q ( ( D +Q P ) +Q ( E +Q P ) ) ) )
27	8, 14, 20, 25, 26	syl22anc 1275	. . 3 |- ( ph -> ( ( U <Q ( D +Q P ) /\ T <Q ( E +Q P ) ) -> ( U +Q T ) <Q ( ( D +Q P ) +Q ( E +Q P ) ) ) )
28	1, 2, 27	mp2and 433	. 2 |- ( ph -> ( U +Q T ) <Q ( ( D +Q P ) +Q ( E +Q P ) ) )
29		addcomnqg 7661	. . . 4 |- ( ( f e. Q. /\ g e. Q. ) -> ( f +Q g ) = ( g +Q f ) )
30	29	adantl 277	. . 3 |- ( ( ph /\ ( f e. Q. /\ g e. Q. ) ) -> ( f +Q g ) = ( g +Q f ) )
31		addassnqg 7662	. . . 4 |- ( ( f e. Q. /\ g e. Q. /\ h e. Q. ) -> ( ( f +Q g ) +Q h ) = ( f +Q ( g +Q h ) ) )
32	31	adantl 277	. . 3 |- ( ( ph /\ ( f e. Q. /\ g e. Q. /\ h e. Q. ) ) -> ( ( f +Q g ) +Q h ) = ( f +Q ( g +Q h ) ) )
33		addclnq 7655	. . . 4 |- ( ( f e. Q. /\ g e. Q. ) -> ( f +Q g ) e. Q. )
34	33	adantl 277	. . 3 |- ( ( ph /\ ( f e. Q. /\ g e. Q. ) ) -> ( f +Q g ) e. Q. )
35	11, 12, 23, 30, 32, 12, 34	caov4d 6217	. 2 |- ( ph -> ( ( D +Q P ) +Q ( E +Q P ) ) = ( ( D +Q E ) +Q ( P +Q P ) ) )
36	28, 35	breqtrd 4119	1 |- ( ph -> ( U +Q T ) <Q ( ( D +Q E ) +Q ( P +Q P ) ) )

Syntax hints:   -> wi 4   /\ wa 104   /\ w3a 1005   = wceq 1398   e. wcel 2202   <.cop 3676   class class class wbr 4093   ` cfv 5333  (class class class)co 6028   1stc1st 6310   2ndc2nd 6311   Q.cnq 7560   +Q cplq 7562   <Q cltq 7565   P.cnp 7571

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 619  ax-in2 620  ax-io 717  ax-5 1496  ax-7 1497  ax-gen 1498  ax-ie1 1542  ax-ie2 1543  ax-8 1553  ax-10 1554  ax-11 1555  ax-i12 1556  ax-bndl 1558  ax-4 1559  ax-17 1575  ax-i9 1579  ax-ial 1583  ax-i5r 1584  ax-13 2204  ax-14 2205  ax-ext 2213  ax-coll 4209  ax-sep 4212  ax-nul 4220  ax-pow 4270  ax-pr 4305  ax-un 4536  ax-setind 4641  ax-iinf 4692

This theorem depends on definitions:  df-bi 117  df-dc 843  df-3or 1006  df-3an 1007  df-tru 1401  df-fal 1404  df-nf 1510  df-sb 1811  df-eu 2082  df-mo 2083  df-clab 2218  df-cleq 2224  df-clel 2227  df-nfc 2364  df-ne 2404  df-ral 2516  df-rex 2517  df-reu 2518  df-rab 2520  df-v 2805  df-sbc 3033  df-csb 3129  df-dif 3203  df-un 3205  df-in 3207  df-ss 3214  df-nul 3497  df-pw 3658  df-sn 3679  df-pr 3680  df-op 3682  df-uni 3899  df-int 3934  df-iun 3977  df-br 4094  df-opab 4156  df-mpt 4157  df-tr 4193  df-eprel 4392  df-id 4396  df-po 4399  df-iso 4400  df-iord 4469  df-on 4471  df-suc 4474  df-iom 4695  df-xp 4737  df-rel 4738  df-cnv 4739  df-co 4740  df-dm 4741  df-rn 4742  df-res 4743  df-ima 4744  df-iota 5293  df-fun 5335  df-fn 5336  df-f 5337  df-f1 5338  df-fo 5339  df-f1o 5340  df-fv 5341  df-ov 6031  df-oprab 6032  df-mpo 6033  df-1st 6312  df-2nd 6313  df-recs 6514  df-irdg 6579  df-oadd 6629  df-omul 6630  df-er 6745  df-ec 6747  df-qs 6751  df-ni 7584  df-pli 7585  df-mi 7586  df-lti 7587  df-plpq 7624  df-enq 7627  df-nqqs 7628  df-plqqs 7629  df-ltnqqs 7633  df-inp 7746

This theorem is referenced by:  addlocprlemeq  7813  addlocprlemgt  7814