Theorem genpmu 7319

Description: The upper cut produced by addition or multiplication on positive reals is inhabited. (Contributed by Jim Kingdon, 5-Dec-2019.)

Hypotheses

Ref	Expression
genpelvl.1	|- F = ( w e. P. , v e. P. |-> <. { x e. Q. | E. y e. Q. E. z e. Q. ( y e. ( 1st ` w ) /\ z e. ( 1st ` v ) /\ x = ( y G z ) ) } , { x e. Q. | E. y e. Q. E. z e. Q. ( y e. ( 2nd ` w ) /\ z e. ( 2nd ` v ) /\ x = ( y G z ) ) } >. )
genpelvl.2	|- ( ( y e. Q. /\ z e. Q. ) -> ( y G z ) e. Q. )

Assertion

Ref	Expression
genpmu	|- ( ( A e. P. /\ B e. P. ) -> E. q e. Q. q e. ( 2nd ` ( A F B ) ) )

Distinct variable groups:   x, y, z, w, v, q, A   x, B, y, z, w, v, q   x, G, y, z, w, v, q   F, q

Allowed substitution hints:   F( x, y, z, w, v)

Proof of Theorem genpmu

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

Step	Hyp	Ref	Expression
1		prop 7276	. . . 4 |- ( A e. P. -> <. ( 1st ` A ) , ( 2nd ` A ) >. e. P. )
2		prmu 7279	. . . 4 |- ( <. ( 1st ` A ) , ( 2nd ` A ) >. e. P. -> E. f e. Q. f e. ( 2nd ` A ) )
3		rexex 2477	. . . 4 |- ( E. f e. Q. f e. ( 2nd ` A ) -> E. f f e. ( 2nd ` A ) )
4	1, 2, 3	3syl 17	. . 3 |- ( A e. P. -> E. f f e. ( 2nd ` A ) )
5	4	adantr 274	. 2 |- ( ( A e. P. /\ B e. P. ) -> E. f f e. ( 2nd ` A ) )
6		prop 7276	. . . . 5 |- ( B e. P. -> <. ( 1st ` B ) , ( 2nd ` B ) >. e. P. )
7		prmu 7279	. . . . 5 |- ( <. ( 1st ` B ) , ( 2nd ` B ) >. e. P. -> E. g e. Q. g e. ( 2nd ` B ) )
8		rexex 2477	. . . . 5 |- ( E. g e. Q. g e. ( 2nd ` B ) -> E. g g e. ( 2nd ` B ) )
9	6, 7, 8	3syl 17	. . . 4 |- ( B e. P. -> E. g g e. ( 2nd ` B ) )
10	9	ad2antlr 480	. . 3 |- ( ( ( A e. P. /\ B e. P. ) /\ f e. ( 2nd ` A ) ) -> E. g g e. ( 2nd ` B ) )
11		genpelvl.1	. . . . . . 7 |- F = ( w e. P. , v e. P. |-> <. { x e. Q. | E. y e. Q. E. z e. Q. ( y e. ( 1st ` w ) /\ z e. ( 1st ` v ) /\ x = ( y G z ) ) } , { x e. Q. | E. y e. Q. E. z e. Q. ( y e. ( 2nd ` w ) /\ z e. ( 2nd ` v ) /\ x = ( y G z ) ) } >. )
12		genpelvl.2	. . . . . . 7 |- ( ( y e. Q. /\ z e. Q. ) -> ( y G z ) e. Q. )
13	11, 12	genppreclu 7316	. . . . . 6 |- ( ( A e. P. /\ B e. P. ) -> ( ( f e. ( 2nd ` A ) /\ g e. ( 2nd ` B ) ) -> ( f G g ) e. ( 2nd ` ( A F B ) ) ) )
14	13	imp 123	. . . . 5 |- ( ( ( A e. P. /\ B e. P. ) /\ ( f e. ( 2nd ` A ) /\ g e. ( 2nd ` B ) ) ) -> ( f G g ) e. ( 2nd ` ( A F B ) ) )
15		elprnqu 7283	. . . . . . . . . 10 |- ( ( <. ( 1st ` A ) , ( 2nd ` A ) >. e. P. /\ f e. ( 2nd ` A ) ) -> f e. Q. )
16	1, 15	sylan 281	. . . . . . . . 9 |- ( ( A e. P. /\ f e. ( 2nd ` A ) ) -> f e. Q. )
17		elprnqu 7283	. . . . . . . . . 10 |- ( ( <. ( 1st ` B ) , ( 2nd ` B ) >. e. P. /\ g e. ( 2nd ` B ) ) -> g e. Q. )
18	6, 17	sylan 281	. . . . . . . . 9 |- ( ( B e. P. /\ g e. ( 2nd ` B ) ) -> g e. Q. )
19	16, 18	anim12i 336	. . . . . . . 8 |- ( ( ( A e. P. /\ f e. ( 2nd ` A ) ) /\ ( B e. P. /\ g e. ( 2nd ` B ) ) ) -> ( f e. Q. /\ g e. Q. ) )
20	19	an4s 577	. . . . . . 7 |- ( ( ( A e. P. /\ B e. P. ) /\ ( f e. ( 2nd ` A ) /\ g e. ( 2nd ` B ) ) ) -> ( f e. Q. /\ g e. Q. ) )
21	12	caovcl 5918	. . . . . . 7 |- ( ( f e. Q. /\ g e. Q. ) -> ( f G g ) e. Q. )
22	20, 21	syl 14	. . . . . 6 |- ( ( ( A e. P. /\ B e. P. ) /\ ( f e. ( 2nd ` A ) /\ g e. ( 2nd ` B ) ) ) -> ( f G g ) e. Q. )
23		simpr 109	. . . . . . 7 |- ( ( ( ( A e. P. /\ B e. P. ) /\ ( f e. ( 2nd ` A ) /\ g e. ( 2nd ` B ) ) ) /\ q = ( f G g ) ) -> q = ( f G g ) )
24	23	eleq1d 2206	. . . . . 6 |- ( ( ( ( A e. P. /\ B e. P. ) /\ ( f e. ( 2nd ` A ) /\ g e. ( 2nd ` B ) ) ) /\ q = ( f G g ) ) -> ( q e. ( 2nd ` ( A F B ) ) <-> ( f G g ) e. ( 2nd ` ( A F B ) ) ) )
25	22, 24	rspcedv 2788	. . . . 5 |- ( ( ( A e. P. /\ B e. P. ) /\ ( f e. ( 2nd ` A ) /\ g e. ( 2nd ` B ) ) ) -> ( ( f G g ) e. ( 2nd ` ( A F B ) ) -> E. q e. Q. q e. ( 2nd ` ( A F B ) ) ) )
26	14, 25	mpd 13	. . . 4 |- ( ( ( A e. P. /\ B e. P. ) /\ ( f e. ( 2nd ` A ) /\ g e. ( 2nd ` B ) ) ) -> E. q e. Q. q e. ( 2nd ` ( A F B ) ) )
27	26	anassrs 397	. . 3 |- ( ( ( ( A e. P. /\ B e. P. ) /\ f e. ( 2nd ` A ) ) /\ g e. ( 2nd ` B ) ) -> E. q e. Q. q e. ( 2nd ` ( A F B ) ) )
28	10, 27	exlimddv 1870	. 2 |- ( ( ( A e. P. /\ B e. P. ) /\ f e. ( 2nd ` A ) ) -> E. q e. Q. q e. ( 2nd ` ( A F B ) ) )
29	5, 28	exlimddv 1870	1 |- ( ( A e. P. /\ B e. P. ) -> E. q e. Q. q e. ( 2nd ` ( A F B ) ) )

Syntax hints:   -> wi 4   /\ wa 103   /\ w3a 962   = wceq 1331   E.wex 1468   e. wcel 1480   E.wrex 2415   {crab 2418   <.cop 3525   ` cfv 5118  (class class class)co 5767   e. cmpo 5769   1stc1st 6029   2ndc2nd 6030   Q.cnq 7081   P.cnp 7092

This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-ia1 105  ax-ia2 106  ax-ia3 107  ax-in1 603  ax-in2 604  ax-io 698  ax-5 1423  ax-7 1424  ax-gen 1425  ax-ie1 1469  ax-ie2 1470  ax-8 1482  ax-10 1483  ax-11 1484  ax-i12 1485  ax-bndl 1486  ax-4 1487  ax-13 1491  ax-14 1492  ax-17 1506  ax-i9 1510  ax-ial 1514  ax-i5r 1515  ax-ext 2119  ax-coll 4038  ax-sep 4041  ax-pow 4093  ax-pr 4126  ax-un 4350  ax-setind 4447  ax-iinf 4497

This theorem depends on definitions:  df-bi 116  df-3an 964  df-tru 1334  df-fal 1337  df-nf 1437  df-sb 1736  df-eu 2000  df-mo 2001  df-clab 2124  df-cleq 2130  df-clel 2133  df-nfc 2268  df-ne 2307  df-ral 2419  df-rex 2420  df-reu 2421  df-rab 2423  df-v 2683  df-sbc 2905  df-csb 2999  df-dif 3068  df-un 3070  df-in 3072  df-ss 3079  df-pw 3507  df-sn 3528  df-pr 3529  df-op 3531  df-uni 3732  df-int 3767  df-iun 3810  df-br 3925  df-opab 3985  df-mpt 3986  df-id 4210  df-iom 4500  df-xp 4540  df-rel 4541  df-cnv 4542  df-co 4543  df-dm 4544  df-rn 4545  df-res 4546  df-ima 4547  df-iota 5083  df-fun 5120  df-fn 5121  df-f 5122  df-f1 5123  df-fo 5124  df-f1o 5125  df-fv 5126  df-ov 5770  df-oprab 5771  df-mpo 5772  df-1st 6031  df-2nd 6032  df-qs 6428  df-ni 7105  df-nqqs 7149  df-inp 7267

This theorem is referenced by:  addclpr  7338  mulclpr  7373