Theorem oprab2co 6392

Description: Composition of operator abstractions. (Contributed by Jeff Madsen, 2-Sep-2009.) (Revised by David Abernethy, 23-Apr-2013.)

Hypotheses

Ref	Expression
oprab2co.1	|- ( ( x e. A /\ y e. B ) -> C e. R )
oprab2co.2	|- ( ( x e. A /\ y e. B ) -> D e. S )
oprab2co.3	|- F = ( x e. A , y e. B |-> <. C , D >. )
oprab2co.4	|- G = ( x e. A , y e. B |-> ( C M D ) )

Assertion

Ref	Expression
oprab2co	|- ( M Fn ( R X. S ) -> G = ( M o. F ) )

Distinct variable groups:   x, y, A   x, B, y   x, M, y   x, R, y   x, S, y

Allowed substitution hints:   C( x, y)   D( x, y)   F( x, y)   G( x, y)

Proof of Theorem oprab2co

Step	Hyp	Ref	Expression
1		oprab2co.1	. . 3 |- ( ( x e. A /\ y e. B ) -> C e. R )
2		oprab2co.2	. . 3 |- ( ( x e. A /\ y e. B ) -> D e. S )
3		opelxpi 4763	. . 3 |- ( ( C e. R /\ D e. S ) -> <. C , D >. e. ( R X. S ) )
4	1, 2, 3	syl2anc 411	. 2 |- ( ( x e. A /\ y e. B ) -> <. C , D >. e. ( R X. S ) )
5		oprab2co.3	. 2 |- F = ( x e. A , y e. B |-> <. C , D >. )
6		oprab2co.4	. . 3 |- G = ( x e. A , y e. B |-> ( C M D ) )
7		df-ov 6031	. . . . 5 |- ( C M D ) = ( M ` <. C , D >. )
8	7	a1i 9	. . . 4 |- ( ( x e. A /\ y e. B ) -> ( C M D ) = ( M ` <. C , D >. ) )
9	8	mpoeq3ia 6096	. . 3 |- ( x e. A , y e. B |-> ( C M D ) ) = ( x e. A , y e. B |-> ( M ` <. C , D >. ) )
10	6, 9	eqtri 2252	. 2 |- G = ( x e. A , y e. B |-> ( M ` <. C , D >. ) )
11	4, 5, 10	oprabco 6391	1 |- ( M Fn ( R X. S ) -> G = ( M o. F ) )

Syntax hints:   -> wi 4   /\ wa 104   = wceq 1398   e. wcel 2202   <.cop 3676   X. cxp 4729   o. ccom 4735   Fn wfn 5328   ` cfv 5333  (class class class)co 6028   e. cmpo 6030

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-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-sep 4212  ax-pow 4270  ax-pr 4305  ax-un 4536

This theorem depends on definitions:  df-bi 117  df-3an 1007  df-tru 1401  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-ral 2516  df-rex 2517  df-rab 2520  df-v 2805  df-sbc 3033  df-csb 3129  df-un 3205  df-in 3207  df-ss 3214  df-pw 3658  df-sn 3679  df-pr 3680  df-op 3682  df-uni 3899  df-iun 3977  df-br 4094  df-opab 4156  df-mpt 4157  df-id 4396  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-fv 5341  df-ov 6031  df-oprab 6032  df-mpo 6033  df-1st 6312  df-2nd 6313

This theorem is referenced by: (None)