Theorem genplt2i 7729

Description: Operating on both sides of two inequalities, when the operation is consistent with <Q. (Contributed by Jim Kingdon, 6-Oct-2019.)

Hypotheses

Ref	Expression
genplt2i.ord	|- ( ( x e. Q. /\ y e. Q. /\ z e. Q. ) -> ( x <Q y <-> ( z G x ) <Q ( z G y ) ) )
genplt2i.com	|- ( ( x e. Q. /\ y e. Q. ) -> ( x G y ) = ( y G x ) )

Assertion

Ref	Expression
genplt2i	|- ( ( A <Q B /\ C <Q D ) -> ( A G C ) <Q ( B G D ) )

Distinct variable groups:   x, A, y, z   x, B, y, z   x, C, y, z   x, D, y, z   x, G, y, z

Proof of Theorem genplt2i

Step	Hyp	Ref	Expression
1		simpl 109	. . 3 |- ( ( A <Q B /\ C <Q D ) -> A <Q B )
2		genplt2i.ord	. . . . 5 |- ( ( x e. Q. /\ y e. Q. /\ z e. Q. ) -> ( x <Q y <-> ( z G x ) <Q ( z G y ) ) )
3	2	adantl 277	. . . 4 |- ( ( ( A <Q B /\ C <Q D ) /\ ( x e. Q. /\ y e. Q. /\ z e. Q. ) ) -> ( x <Q y <-> ( z G x ) <Q ( z G y ) ) )
4		ltrelnq 7584	. . . . . 6 |- <Q C_ ( Q. X. Q. )
5	4	brel 4778	. . . . 5 |- ( A <Q B -> ( A e. Q. /\ B e. Q. ) )
6	4	brel 4778	. . . . 5 |- ( C <Q D -> ( C e. Q. /\ D e. Q. ) )
7		simpll 527	. . . . 5 |- ( ( ( A e. Q. /\ B e. Q. ) /\ ( C e. Q. /\ D e. Q. ) ) -> A e. Q. )
8	5, 6, 7	syl2an 289	. . . 4 |- ( ( A <Q B /\ C <Q D ) -> A e. Q. )
9		simplr 529	. . . . 5 |- ( ( ( A e. Q. /\ B e. Q. ) /\ ( C e. Q. /\ D e. Q. ) ) -> B e. Q. )
10	5, 6, 9	syl2an 289	. . . 4 |- ( ( A <Q B /\ C <Q D ) -> B e. Q. )
11		simprl 531	. . . . 5 |- ( ( ( A e. Q. /\ B e. Q. ) /\ ( C e. Q. /\ D e. Q. ) ) -> C e. Q. )
12	5, 6, 11	syl2an 289	. . . 4 |- ( ( A <Q B /\ C <Q D ) -> C e. Q. )
13		genplt2i.com	. . . . 5 |- ( ( x e. Q. /\ y e. Q. ) -> ( x G y ) = ( y G x ) )
14	13	adantl 277	. . . 4 |- ( ( ( A <Q B /\ C <Q D ) /\ ( x e. Q. /\ y e. Q. ) ) -> ( x G y ) = ( y G x ) )
15	3, 8, 10, 12, 14	caovord2d 6191	. . 3 |- ( ( A <Q B /\ C <Q D ) -> ( A <Q B <-> ( A G C ) <Q ( B G C ) ) )
16	1, 15	mpbid 147	. 2 |- ( ( A <Q B /\ C <Q D ) -> ( A G C ) <Q ( B G C ) )
17		simpr 110	. . 3 |- ( ( A <Q B /\ C <Q D ) -> C <Q D )
18		simprr 533	. . . . 5 |- ( ( ( A e. Q. /\ B e. Q. ) /\ ( C e. Q. /\ D e. Q. ) ) -> D e. Q. )
19	5, 6, 18	syl2an 289	. . . 4 |- ( ( A <Q B /\ C <Q D ) -> D e. Q. )
20	3, 12, 19, 10	caovordd 6190	. . 3 |- ( ( A <Q B /\ C <Q D ) -> ( C <Q D <-> ( B G C ) <Q ( B G D ) ) )
21	17, 20	mpbid 147	. 2 |- ( ( A <Q B /\ C <Q D ) -> ( B G C ) <Q ( B G D ) )
22		ltsonq 7617	. . 3 |- <Q Or Q.
23	22, 4	sotri 5132	. 2 |- ( ( ( A G C ) <Q ( B G C ) /\ ( B G C ) <Q ( B G D ) ) -> ( A G C ) <Q ( B G D ) )
24	16, 21, 23	syl2anc 411	1 |- ( ( A <Q B /\ C <Q D ) -> ( A G C ) <Q ( B G D ) )

Syntax hints:   -> wi 4   /\ wa 104   <-> wb 105   /\ w3a 1004   = wceq 1397   e. wcel 2202   class class class wbr 4088  (class class class)co 6017   Q.cnq 7499   <Q cltq 7504

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 716  ax-5 1495  ax-7 1496  ax-gen 1497  ax-ie1 1541  ax-ie2 1542  ax-8 1552  ax-10 1553  ax-11 1554  ax-i12 1555  ax-bndl 1557  ax-4 1558  ax-17 1574  ax-i9 1578  ax-ial 1582  ax-i5r 1583  ax-13 2204  ax-14 2205  ax-ext 2213  ax-coll 4204  ax-sep 4207  ax-nul 4215  ax-pow 4264  ax-pr 4299  ax-un 4530  ax-setind 4635  ax-iinf 4686

This theorem depends on definitions:  df-bi 117  df-dc 842  df-3or 1005  df-3an 1006  df-tru 1400  df-fal 1403  df-nf 1509  df-sb 1811  df-eu 2082  df-mo 2083  df-clab 2218  df-cleq 2224  df-clel 2227  df-nfc 2363  df-ne 2403  df-ral 2515  df-rex 2516  df-reu 2517  df-rab 2519  df-v 2804  df-sbc 3032  df-csb 3128  df-dif 3202  df-un 3204  df-in 3206  df-ss 3213  df-nul 3495  df-pw 3654  df-sn 3675  df-pr 3676  df-op 3678  df-uni 3894  df-int 3929  df-iun 3972  df-br 4089  df-opab 4151  df-mpt 4152  df-tr 4188  df-eprel 4386  df-id 4390  df-po 4393  df-iso 4394  df-iord 4463  df-on 4465  df-suc 4468  df-iom 4689  df-xp 4731  df-rel 4732  df-cnv 4733  df-co 4734  df-dm 4735  df-rn 4736  df-res 4737  df-ima 4738  df-iota 5286  df-fun 5328  df-fn 5329  df-f 5330  df-f1 5331  df-fo 5332  df-f1o 5333  df-fv 5334  df-ov 6020  df-oprab 6021  df-mpo 6022  df-1st 6302  df-2nd 6303  df-recs 6470  df-irdg 6535  df-oadd 6585  df-omul 6586  df-er 6701  df-ec 6703  df-qs 6707  df-ni 7523  df-mi 7525  df-lti 7526  df-enq 7566  df-nqqs 7567  df-ltnqqs 7572

This theorem is referenced by:  genprndl  7740  genprndu  7741  genpdisj  7742