Theorem mulnnnq0 7467

Description: Multiplication of nonnegative fractions in terms of natural numbers. (Contributed by Jim Kingdon, 19-Nov-2019.)

Assertion

Ref	Expression
mulnnnq0	|- ( ( ( A e. om /\ B e. N. ) /\ ( C e. om /\ D e. N. ) ) -> ( [ <. A , B >. ] ~Q0 ·Q0 [ <. C , D >. ] ~Q0 ) = [ <. ( A .o C ) , ( B .o D ) >. ] ~Q0 )

Proof of Theorem mulnnnq0

Dummy variables x y z w v u t are mutually distinct and distinct from all other variables.

Step	Hyp	Ref	Expression
1		opelxpi 4673	. . . 4 |- ( ( A e. om /\ B e. N. ) -> <. A , B >. e. ( om X. N. ) )
2		enq0ex 7456	. . . . 5 |- ~Q0 e. _V
3	2	ecelqsi 6607	. . . 4 |- ( <. A , B >. e. ( om X. N. ) -> [ <. A , B >. ] ~Q0 e. ( ( om X. N. ) /. ~Q0 ) )
4	1, 3	syl 14	. . 3 |- ( ( A e. om /\ B e. N. ) -> [ <. A , B >. ] ~Q0 e. ( ( om X. N. ) /. ~Q0 ) )
5		opelxpi 4673	. . . 4 |- ( ( C e. om /\ D e. N. ) -> <. C , D >. e. ( om X. N. ) )
6	2	ecelqsi 6607	. . . 4 |- ( <. C , D >. e. ( om X. N. ) -> [ <. C , D >. ] ~Q0 e. ( ( om X. N. ) /. ~Q0 ) )
7	5, 6	syl 14	. . 3 |- ( ( C e. om /\ D e. N. ) -> [ <. C , D >. ] ~Q0 e. ( ( om X. N. ) /. ~Q0 ) )
8	4, 7	anim12i 338	. 2 |- ( ( ( A e. om /\ B e. N. ) /\ ( C e. om /\ D e. N. ) ) -> ( [ <. A , B >. ] ~Q0 e. ( ( om X. N. ) /. ~Q0 ) /\ [ <. C , D >. ] ~Q0 e. ( ( om X. N. ) /. ~Q0 ) ) )
9		eqid 2189	. . . 4 |- [ <. A , B >. ] ~Q0 = [ <. A , B >. ] ~Q0
10		eqid 2189	. . . 4 |- [ <. C , D >. ] ~Q0 = [ <. C , D >. ] ~Q0
11	9, 10	pm3.2i 272	. . 3 |- ( [ <. A , B >. ] ~Q0 = [ <. A , B >. ] ~Q0 /\ [ <. C , D >. ] ~Q0 = [ <. C , D >. ] ~Q0 )
12		eqid 2189	. . 3 |- [ <. ( A .o C ) , ( B .o D ) >. ] ~Q0 = [ <. ( A .o C ) , ( B .o D ) >. ] ~Q0
13		opeq12 3795	. . . . . 6 |- ( ( w = A /\ v = B ) -> <. w , v >. = <. A , B >. )
14		eceq1 6588	. . . . . . . . 9 |- ( <. w , v >. = <. A , B >. -> [ <. w , v >. ] ~Q0 = [ <. A , B >. ] ~Q0 )
15	14	eqeq2d 2201	. . . . . . . 8 |- ( <. w , v >. = <. A , B >. -> ( [ <. A , B >. ] ~Q0 = [ <. w , v >. ] ~Q0 <-> [ <. A , B >. ] ~Q0 = [ <. A , B >. ] ~Q0 ) )
16	15	anbi1d 465	. . . . . . 7 |- ( <. w , v >. = <. A , B >. -> ( ( [ <. A , B >. ] ~Q0 = [ <. w , v >. ] ~Q0 /\ [ <. C , D >. ] ~Q0 = [ <. C , D >. ] ~Q0 ) <-> ( [ <. A , B >. ] ~Q0 = [ <. A , B >. ] ~Q0 /\ [ <. C , D >. ] ~Q0 = [ <. C , D >. ] ~Q0 ) ) )
17		vex 2755	. . . . . . . . . . 11 |- w e. _V
18		vex 2755	. . . . . . . . . . 11 |- v e. _V
19	17, 18	opth 4252	. . . . . . . . . 10 |- ( <. w , v >. = <. A , B >. <-> ( w = A /\ v = B ) )
20		oveq1 5898	. . . . . . . . . . . 12 |- ( w = A -> ( w .o C ) = ( A .o C ) )
21	20	adantr 276	. . . . . . . . . . 11 |- ( ( w = A /\ v = B ) -> ( w .o C ) = ( A .o C ) )
22		oveq1 5898	. . . . . . . . . . . 12 |- ( v = B -> ( v .o D ) = ( B .o D ) )
23	22	adantl 277	. . . . . . . . . . 11 |- ( ( w = A /\ v = B ) -> ( v .o D ) = ( B .o D ) )
24	21, 23	opeq12d 3801	. . . . . . . . . 10 |- ( ( w = A /\ v = B ) -> <. ( w .o C ) , ( v .o D ) >. = <. ( A .o C ) , ( B .o D ) >. )
25	19, 24	sylbi 121	. . . . . . . . 9 |- ( <. w , v >. = <. A , B >. -> <. ( w .o C ) , ( v .o D ) >. = <. ( A .o C ) , ( B .o D ) >. )
26	25	eceq1d 6589	. . . . . . . 8 |- ( <. w , v >. = <. A , B >. -> [ <. ( w .o C ) , ( v .o D ) >. ] ~Q0 = [ <. ( A .o C ) , ( B .o D ) >. ] ~Q0 )
27	26	eqeq2d 2201	. . . . . . 7 |- ( <. w , v >. = <. A , B >. -> ( [ <. ( A .o C ) , ( B .o D ) >. ] ~Q0 = [ <. ( w .o C ) , ( v .o D ) >. ] ~Q0 <-> [ <. ( A .o C ) , ( B .o D ) >. ] ~Q0 = [ <. ( A .o C ) , ( B .o D ) >. ] ~Q0 ) )
28	16, 27	anbi12d 473	. . . . . 6 |- ( <. w , v >. = <. A , B >. -> ( ( ( [ <. A , B >. ] ~Q0 = [ <. w , v >. ] ~Q0 /\ [ <. C , D >. ] ~Q0 = [ <. C , D >. ] ~Q0 ) /\ [ <. ( A .o C ) , ( B .o D ) >. ] ~Q0 = [ <. ( w .o C ) , ( v .o D ) >. ] ~Q0 ) <-> ( ( [ <. A , B >. ] ~Q0 = [ <. A , B >. ] ~Q0 /\ [ <. C , D >. ] ~Q0 = [ <. C , D >. ] ~Q0 ) /\ [ <. ( A .o C ) , ( B .o D ) >. ] ~Q0 = [ <. ( A .o C ) , ( B .o D ) >. ] ~Q0 ) ) )
29	13, 28	syl 14	. . . . 5 |- ( ( w = A /\ v = B ) -> ( ( ( [ <. A , B >. ] ~Q0 = [ <. w , v >. ] ~Q0 /\ [ <. C , D >. ] ~Q0 = [ <. C , D >. ] ~Q0 ) /\ [ <. ( A .o C ) , ( B .o D ) >. ] ~Q0 = [ <. ( w .o C ) , ( v .o D ) >. ] ~Q0 ) <-> ( ( [ <. A , B >. ] ~Q0 = [ <. A , B >. ] ~Q0 /\ [ <. C , D >. ] ~Q0 = [ <. C , D >. ] ~Q0 ) /\ [ <. ( A .o C ) , ( B .o D ) >. ] ~Q0 = [ <. ( A .o C ) , ( B .o D ) >. ] ~Q0 ) ) )
30	29	spc2egv 2842	. . . 4 |- ( ( A e. om /\ B e. N. ) -> ( ( ( [ <. A , B >. ] ~Q0 = [ <. A , B >. ] ~Q0 /\ [ <. C , D >. ] ~Q0 = [ <. C , D >. ] ~Q0 ) /\ [ <. ( A .o C ) , ( B .o D ) >. ] ~Q0 = [ <. ( A .o C ) , ( B .o D ) >. ] ~Q0 ) -> E. w E. v ( ( [ <. A , B >. ] ~Q0 = [ <. w , v >. ] ~Q0 /\ [ <. C , D >. ] ~Q0 = [ <. C , D >. ] ~Q0 ) /\ [ <. ( A .o C ) , ( B .o D ) >. ] ~Q0 = [ <. ( w .o C ) , ( v .o D ) >. ] ~Q0 ) ) )
31		opeq12 3795	. . . . . . 7 |- ( ( u = C /\ t = D ) -> <. u , t >. = <. C , D >. )
32		eceq1 6588	. . . . . . . . . 10 |- ( <. u , t >. = <. C , D >. -> [ <. u , t >. ] ~Q0 = [ <. C , D >. ] ~Q0 )
33	32	eqeq2d 2201	. . . . . . . . 9 |- ( <. u , t >. = <. C , D >. -> ( [ <. C , D >. ] ~Q0 = [ <. u , t >. ] ~Q0 <-> [ <. C , D >. ] ~Q0 = [ <. C , D >. ] ~Q0 ) )
34	33	anbi2d 464	. . . . . . . 8 |- ( <. u , t >. = <. C , D >. -> ( ( [ <. A , B >. ] ~Q0 = [ <. w , v >. ] ~Q0 /\ [ <. C , D >. ] ~Q0 = [ <. u , t >. ] ~Q0 ) <-> ( [ <. A , B >. ] ~Q0 = [ <. w , v >. ] ~Q0 /\ [ <. C , D >. ] ~Q0 = [ <. C , D >. ] ~Q0 ) ) )
35		vex 2755	. . . . . . . . . . . 12 |- u e. _V
36		vex 2755	. . . . . . . . . . . 12 |- t e. _V
37	35, 36	opth 4252	. . . . . . . . . . 11 |- ( <. u , t >. = <. C , D >. <-> ( u = C /\ t = D ) )
38		oveq2 5899	. . . . . . . . . . . . 13 |- ( u = C -> ( w .o u ) = ( w .o C ) )
39	38	adantr 276	. . . . . . . . . . . 12 |- ( ( u = C /\ t = D ) -> ( w .o u ) = ( w .o C ) )
40		oveq2 5899	. . . . . . . . . . . . 13 |- ( t = D -> ( v .o t ) = ( v .o D ) )
41	40	adantl 277	. . . . . . . . . . . 12 |- ( ( u = C /\ t = D ) -> ( v .o t ) = ( v .o D ) )
42	39, 41	opeq12d 3801	. . . . . . . . . . 11 |- ( ( u = C /\ t = D ) -> <. ( w .o u ) , ( v .o t ) >. = <. ( w .o C ) , ( v .o D ) >. )
43	37, 42	sylbi 121	. . . . . . . . . 10 |- ( <. u , t >. = <. C , D >. -> <. ( w .o u ) , ( v .o t ) >. = <. ( w .o C ) , ( v .o D ) >. )
44	43	eceq1d 6589	. . . . . . . . 9 |- ( <. u , t >. = <. C , D >. -> [ <. ( w .o u ) , ( v .o t ) >. ] ~Q0 = [ <. ( w .o C ) , ( v .o D ) >. ] ~Q0 )
45	44	eqeq2d 2201	. . . . . . . 8 |- ( <. u , t >. = <. C , D >. -> ( [ <. ( A .o C ) , ( B .o D ) >. ] ~Q0 = [ <. ( w .o u ) , ( v .o t ) >. ] ~Q0 <-> [ <. ( A .o C ) , ( B .o D ) >. ] ~Q0 = [ <. ( w .o C ) , ( v .o D ) >. ] ~Q0 ) )
46	34, 45	anbi12d 473	. . . . . . 7 |- ( <. u , t >. = <. C , D >. -> ( ( ( [ <. A , B >. ] ~Q0 = [ <. w , v >. ] ~Q0 /\ [ <. C , D >. ] ~Q0 = [ <. u , t >. ] ~Q0 ) /\ [ <. ( A .o C ) , ( B .o D ) >. ] ~Q0 = [ <. ( w .o u ) , ( v .o t ) >. ] ~Q0 ) <-> ( ( [ <. A , B >. ] ~Q0 = [ <. w , v >. ] ~Q0 /\ [ <. C , D >. ] ~Q0 = [ <. C , D >. ] ~Q0 ) /\ [ <. ( A .o C ) , ( B .o D ) >. ] ~Q0 = [ <. ( w .o C ) , ( v .o D ) >. ] ~Q0 ) ) )
47	31, 46	syl 14	. . . . . 6 |- ( ( u = C /\ t = D ) -> ( ( ( [ <. A , B >. ] ~Q0 = [ <. w , v >. ] ~Q0 /\ [ <. C , D >. ] ~Q0 = [ <. u , t >. ] ~Q0 ) /\ [ <. ( A .o C ) , ( B .o D ) >. ] ~Q0 = [ <. ( w .o u ) , ( v .o t ) >. ] ~Q0 ) <-> ( ( [ <. A , B >. ] ~Q0 = [ <. w , v >. ] ~Q0 /\ [ <. C , D >. ] ~Q0 = [ <. C , D >. ] ~Q0 ) /\ [ <. ( A .o C ) , ( B .o D ) >. ] ~Q0 = [ <. ( w .o C ) , ( v .o D ) >. ] ~Q0 ) ) )
48	47	spc2egv 2842	. . . . 5 |- ( ( C e. om /\ D e. N. ) -> ( ( ( [ <. A , B >. ] ~Q0 = [ <. w , v >. ] ~Q0 /\ [ <. C , D >. ] ~Q0 = [ <. C , D >. ] ~Q0 ) /\ [ <. ( A .o C ) , ( B .o D ) >. ] ~Q0 = [ <. ( w .o C ) , ( v .o D ) >. ] ~Q0 ) -> E. u E. t ( ( [ <. A , B >. ] ~Q0 = [ <. w , v >. ] ~Q0 /\ [ <. C , D >. ] ~Q0 = [ <. u , t >. ] ~Q0 ) /\ [ <. ( A .o C ) , ( B .o D ) >. ] ~Q0 = [ <. ( w .o u ) , ( v .o t ) >. ] ~Q0 ) ) )
49	48	2eximdv 1893	. . . 4 |- ( ( C e. om /\ D e. N. ) -> ( E. w E. v ( ( [ <. A , B >. ] ~Q0 = [ <. w , v >. ] ~Q0 /\ [ <. C , D >. ] ~Q0 = [ <. C , D >. ] ~Q0 ) /\ [ <. ( A .o C ) , ( B .o D ) >. ] ~Q0 = [ <. ( w .o C ) , ( v .o D ) >. ] ~Q0 ) -> E. w E. v E. u E. t ( ( [ <. A , B >. ] ~Q0 = [ <. w , v >. ] ~Q0 /\ [ <. C , D >. ] ~Q0 = [ <. u , t >. ] ~Q0 ) /\ [ <. ( A .o C ) , ( B .o D ) >. ] ~Q0 = [ <. ( w .o u ) , ( v .o t ) >. ] ~Q0 ) ) )
50	30, 49	sylan9 409	. . 3 |- ( ( ( A e. om /\ B e. N. ) /\ ( C e. om /\ D e. N. ) ) -> ( ( ( [ <. A , B >. ] ~Q0 = [ <. A , B >. ] ~Q0 /\ [ <. C , D >. ] ~Q0 = [ <. C , D >. ] ~Q0 ) /\ [ <. ( A .o C ) , ( B .o D ) >. ] ~Q0 = [ <. ( A .o C ) , ( B .o D ) >. ] ~Q0 ) -> E. w E. v E. u E. t ( ( [ <. A , B >. ] ~Q0 = [ <. w , v >. ] ~Q0 /\ [ <. C , D >. ] ~Q0 = [ <. u , t >. ] ~Q0 ) /\ [ <. ( A .o C ) , ( B .o D ) >. ] ~Q0 = [ <. ( w .o u ) , ( v .o t ) >. ] ~Q0 ) ) )
51	11, 12, 50	mp2ani 432	. 2 |- ( ( ( A e. om /\ B e. N. ) /\ ( C e. om /\ D e. N. ) ) -> E. w E. v E. u E. t ( ( [ <. A , B >. ] ~Q0 = [ <. w , v >. ] ~Q0 /\ [ <. C , D >. ] ~Q0 = [ <. u , t >. ] ~Q0 ) /\ [ <. ( A .o C ) , ( B .o D ) >. ] ~Q0 = [ <. ( w .o u ) , ( v .o t ) >. ] ~Q0 ) )
52		ecexg 6557	. . . 4 |- ( ~Q0 e. _V -> [ <. ( A .o C ) , ( B .o D ) >. ] ~Q0 e. _V )
53	2, 52	ax-mp 5	. . 3 |- [ <. ( A .o C ) , ( B .o D ) >. ] ~Q0 e. _V
54		eqeq1 2196	. . . . . . . 8 |- ( x = [ <. A , B >. ] ~Q0 -> ( x = [ <. w , v >. ] ~Q0 <-> [ <. A , B >. ] ~Q0 = [ <. w , v >. ] ~Q0 ) )
55		eqeq1 2196	. . . . . . . 8 |- ( y = [ <. C , D >. ] ~Q0 -> ( y = [ <. u , t >. ] ~Q0 <-> [ <. C , D >. ] ~Q0 = [ <. u , t >. ] ~Q0 ) )
56	54, 55	bi2anan9 606	. . . . . . 7 |- ( ( x = [ <. A , B >. ] ~Q0 /\ y = [ <. C , D >. ] ~Q0 ) -> ( ( x = [ <. w , v >. ] ~Q0 /\ y = [ <. u , t >. ] ~Q0 ) <-> ( [ <. A , B >. ] ~Q0 = [ <. w , v >. ] ~Q0 /\ [ <. C , D >. ] ~Q0 = [ <. u , t >. ] ~Q0 ) ) )
57		eqeq1 2196	. . . . . . 7 |- ( z = [ <. ( A .o C ) , ( B .o D ) >. ] ~Q0 -> ( z = [ <. ( w .o u ) , ( v .o t ) >. ] ~Q0 <-> [ <. ( A .o C ) , ( B .o D ) >. ] ~Q0 = [ <. ( w .o u ) , ( v .o t ) >. ] ~Q0 ) )
58	56, 57	bi2anan9 606	. . . . . 6 |- ( ( ( x = [ <. A , B >. ] ~Q0 /\ y = [ <. C , D >. ] ~Q0 ) /\ z = [ <. ( A .o C ) , ( B .o D ) >. ] ~Q0 ) -> ( ( ( x = [ <. w , v >. ] ~Q0 /\ y = [ <. u , t >. ] ~Q0 ) /\ z = [ <. ( w .o u ) , ( v .o t ) >. ] ~Q0 ) <-> ( ( [ <. A , B >. ] ~Q0 = [ <. w , v >. ] ~Q0 /\ [ <. C , D >. ] ~Q0 = [ <. u , t >. ] ~Q0 ) /\ [ <. ( A .o C ) , ( B .o D ) >. ] ~Q0 = [ <. ( w .o u ) , ( v .o t ) >. ] ~Q0 ) ) )
59	58	3impa 1196	. . . . 5 |- ( ( x = [ <. A , B >. ] ~Q0 /\ y = [ <. C , D >. ] ~Q0 /\ z = [ <. ( A .o C ) , ( B .o D ) >. ] ~Q0 ) -> ( ( ( x = [ <. w , v >. ] ~Q0 /\ y = [ <. u , t >. ] ~Q0 ) /\ z = [ <. ( w .o u ) , ( v .o t ) >. ] ~Q0 ) <-> ( ( [ <. A , B >. ] ~Q0 = [ <. w , v >. ] ~Q0 /\ [ <. C , D >. ] ~Q0 = [ <. u , t >. ] ~Q0 ) /\ [ <. ( A .o C ) , ( B .o D ) >. ] ~Q0 = [ <. ( w .o u ) , ( v .o t ) >. ] ~Q0 ) ) )
60	59	4exbidv 1881	. . . 4 |- ( ( x = [ <. A , B >. ] ~Q0 /\ y = [ <. C , D >. ] ~Q0 /\ z = [ <. ( A .o C ) , ( B .o D ) >. ] ~Q0 ) -> ( E. w E. v E. u E. t ( ( x = [ <. w , v >. ] ~Q0 /\ y = [ <. u , t >. ] ~Q0 ) /\ z = [ <. ( w .o u ) , ( v .o t ) >. ] ~Q0 ) <-> E. w E. v E. u E. t ( ( [ <. A , B >. ] ~Q0 = [ <. w , v >. ] ~Q0 /\ [ <. C , D >. ] ~Q0 = [ <. u , t >. ] ~Q0 ) /\ [ <. ( A .o C ) , ( B .o D ) >. ] ~Q0 = [ <. ( w .o u ) , ( v .o t ) >. ] ~Q0 ) ) )
61		mulnq0mo 7465	. . . 4 |- ( ( x e. ( ( om X. N. ) /. ~Q0 ) /\ y e. ( ( om X. N. ) /. ~Q0 ) ) -> E* z E. w E. v E. u E. t ( ( x = [ <. w , v >. ] ~Q0 /\ y = [ <. u , t >. ] ~Q0 ) /\ z = [ <. ( w .o u ) , ( v .o t ) >. ] ~Q0 ) )
62		dfmq0qs 7446	. . . 4 |- ·Q0 = { <. <. x , y >. , z >. | ( ( x e. ( ( om X. N. ) /. ~Q0 ) /\ y e. ( ( om X. N. ) /. ~Q0 ) ) /\ E. w E. v E. u E. t ( ( x = [ <. w , v >. ] ~Q0 /\ y = [ <. u , t >. ] ~Q0 ) /\ z = [ <. ( w .o u ) , ( v .o t ) >. ] ~Q0 ) ) }
63	60, 61, 62	ovig 6013	. . 3 |- ( ( [ <. A , B >. ] ~Q0 e. ( ( om X. N. ) /. ~Q0 ) /\ [ <. C , D >. ] ~Q0 e. ( ( om X. N. ) /. ~Q0 ) /\ [ <. ( A .o C ) , ( B .o D ) >. ] ~Q0 e. _V ) -> ( E. w E. v E. u E. t ( ( [ <. A , B >. ] ~Q0 = [ <. w , v >. ] ~Q0 /\ [ <. C , D >. ] ~Q0 = [ <. u , t >. ] ~Q0 ) /\ [ <. ( A .o C ) , ( B .o D ) >. ] ~Q0 = [ <. ( w .o u ) , ( v .o t ) >. ] ~Q0 ) -> ( [ <. A , B >. ] ~Q0 ·Q0 [ <. C , D >. ] ~Q0 ) = [ <. ( A .o C ) , ( B .o D ) >. ] ~Q0 ) )
64	53, 63	mp3an3 1337	. 2 |- ( ( [ <. A , B >. ] ~Q0 e. ( ( om X. N. ) /. ~Q0 ) /\ [ <. C , D >. ] ~Q0 e. ( ( om X. N. ) /. ~Q0 ) ) -> ( E. w E. v E. u E. t ( ( [ <. A , B >. ] ~Q0 = [ <. w , v >. ] ~Q0 /\ [ <. C , D >. ] ~Q0 = [ <. u , t >. ] ~Q0 ) /\ [ <. ( A .o C ) , ( B .o D ) >. ] ~Q0 = [ <. ( w .o u ) , ( v .o t ) >. ] ~Q0 ) -> ( [ <. A , B >. ] ~Q0 ·Q0 [ <. C , D >. ] ~Q0 ) = [ <. ( A .o C ) , ( B .o D ) >. ] ~Q0 ) )
65	8, 51, 64	sylc 62	1 |- ( ( ( A e. om /\ B e. N. ) /\ ( C e. om /\ D e. N. ) ) -> ( [ <. A , B >. ] ~Q0 ·Q0 [ <. C , D >. ] ~Q0 ) = [ <. ( A .o C ) , ( B .o D ) >. ] ~Q0 )

Syntax hints:   -> wi 4   /\ wa 104   <-> wb 105   /\ w3a 980   = wceq 1364   E.wex 1503   e. wcel 2160   _Vcvv 2752   <.cop 3610   omcom 4604   X. cxp 4639  (class class class)co 5891   .o comu 6433   [cec 6551   /.cqs 6552   N.cnpi 7289   ~_Q0 ceq0 7303   ·_Q0 cmq0 7307

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 710  ax-5 1458  ax-7 1459  ax-gen 1460  ax-ie1 1504  ax-ie2 1505  ax-8 1515  ax-10 1516  ax-11 1517  ax-i12 1518  ax-bndl 1520  ax-4 1521  ax-17 1537  ax-i9 1541  ax-ial 1545  ax-i5r 1546  ax-13 2162  ax-14 2163  ax-ext 2171  ax-coll 4133  ax-sep 4136  ax-nul 4144  ax-pow 4189  ax-pr 4224  ax-un 4448  ax-setind 4551  ax-iinf 4602

This theorem depends on definitions:  df-bi 117  df-dc 836  df-3or 981  df-3an 982  df-tru 1367  df-fal 1370  df-nf 1472  df-sb 1774  df-eu 2041  df-mo 2042  df-clab 2176  df-cleq 2182  df-clel 2185  df-nfc 2321  df-ne 2361  df-ral 2473  df-rex 2474  df-reu 2475  df-rab 2477  df-v 2754  df-sbc 2978  df-csb 3073  df-dif 3146  df-un 3148  df-in 3150  df-ss 3157  df-nul 3438  df-pw 3592  df-sn 3613  df-pr 3614  df-op 3616  df-uni 3825  df-int 3860  df-iun 3903  df-br 4019  df-opab 4080  df-mpt 4081  df-tr 4117  df-id 4308  df-iord 4381  df-on 4383  df-suc 4386  df-iom 4605  df-xp 4647  df-rel 4648  df-cnv 4649  df-co 4650  df-dm 4651  df-rn 4652  df-res 4653  df-ima 4654  df-iota 5193  df-fun 5233  df-fn 5234  df-f 5235  df-f1 5236  df-fo 5237  df-f1o 5238  df-fv 5239  df-ov 5894  df-oprab 5895  df-mpo 5896  df-1st 6159  df-2nd 6160  df-recs 6324  df-irdg 6389  df-oadd 6439  df-omul 6440  df-er 6553  df-ec 6555  df-qs 6559  df-ni 7321  df-mi 7323  df-enq0 7441  df-nq0 7442  df-mq0 7445

This theorem is referenced by:  mulclnq0  7469  nqnq0m  7472  nq0m0r  7473  distrnq0  7476  mulcomnq0  7477  nq02m  7482