Theorem addpinq1 7662

Description: Addition of one to the numerator of a fraction whose denominator is one. (Contributed by Jim Kingdon, 26-Apr-2020.)

Assertion

Ref	Expression
addpinq1	|- ( A e. N. -> [ <. ( A +N 1o ) , 1o >. ] ~Q = ( [ <. A , 1o >. ] ~Q +Q 1Q ) )

Proof of Theorem addpinq1

Step	Hyp	Ref	Expression
1		df-1nqqs 7549	. . . . 5 |- 1Q = [ <. 1o , 1o >. ] ~Q
2	1	oveq2i 6018	. . . 4 |- ( [ <. A , 1o >. ] ~Q +Q 1Q ) = ( [ <. A , 1o >. ] ~Q +Q [ <. 1o , 1o >. ] ~Q )
3		1pi 7513	. . . . 5 |- 1o e. N.
4		addpipqqs 7568	. . . . . 6 |- ( ( ( A e. N. /\ 1o e. N. ) /\ ( 1o e. N. /\ 1o e. N. ) ) -> ( [ <. A , 1o >. ] ~Q +Q [ <. 1o , 1o >. ] ~Q ) = [ <. ( ( A .N 1o ) +N ( 1o .N 1o ) ) , ( 1o .N 1o ) >. ] ~Q )
5	3, 3, 4	mpanr12 439	. . . . 5 |- ( ( A e. N. /\ 1o e. N. ) -> ( [ <. A , 1o >. ] ~Q +Q [ <. 1o , 1o >. ] ~Q ) = [ <. ( ( A .N 1o ) +N ( 1o .N 1o ) ) , ( 1o .N 1o ) >. ] ~Q )
6	3, 5	mpan2 425	. . . 4 |- ( A e. N. -> ( [ <. A , 1o >. ] ~Q +Q [ <. 1o , 1o >. ] ~Q ) = [ <. ( ( A .N 1o ) +N ( 1o .N 1o ) ) , ( 1o .N 1o ) >. ] ~Q )
7	2, 6	eqtrid 2274	. . 3 |- ( A e. N. -> ( [ <. A , 1o >. ] ~Q +Q 1Q ) = [ <. ( ( A .N 1o ) +N ( 1o .N 1o ) ) , ( 1o .N 1o ) >. ] ~Q )
8		mulidpi 7516	. . . . . . 7 |- ( 1o e. N. -> ( 1o .N 1o ) = 1o )
9	3, 8	ax-mp 5	. . . . . 6 |- ( 1o .N 1o ) = 1o
10	9	oveq2i 6018	. . . . 5 |- ( ( A .N 1o ) +N ( 1o .N 1o ) ) = ( ( A .N 1o ) +N 1o )
11	10, 9	opeq12i 3862	. . . 4 |- <. ( ( A .N 1o ) +N ( 1o .N 1o ) ) , ( 1o .N 1o ) >. = <. ( ( A .N 1o ) +N 1o ) , 1o >.
12		eceq1 6723	. . . 4 |- ( <. ( ( A .N 1o ) +N ( 1o .N 1o ) ) , ( 1o .N 1o ) >. = <. ( ( A .N 1o ) +N 1o ) , 1o >. -> [ <. ( ( A .N 1o ) +N ( 1o .N 1o ) ) , ( 1o .N 1o ) >. ] ~Q = [ <. ( ( A .N 1o ) +N 1o ) , 1o >. ] ~Q )
13	11, 12	ax-mp 5	. . 3 |- [ <. ( ( A .N 1o ) +N ( 1o .N 1o ) ) , ( 1o .N 1o ) >. ] ~Q = [ <. ( ( A .N 1o ) +N 1o ) , 1o >. ] ~Q
14	7, 13	eqtrdi 2278	. 2 |- ( A e. N. -> ( [ <. A , 1o >. ] ~Q +Q 1Q ) = [ <. ( ( A .N 1o ) +N 1o ) , 1o >. ] ~Q )
15		mulidpi 7516	. . . . 5 |- ( A e. N. -> ( A .N 1o ) = A )
16	15	oveq1d 6022	. . . 4 |- ( A e. N. -> ( ( A .N 1o ) +N 1o ) = ( A +N 1o ) )
17	16	opeq1d 3863	. . 3 |- ( A e. N. -> <. ( ( A .N 1o ) +N 1o ) , 1o >. = <. ( A +N 1o ) , 1o >. )
18	17	eceq1d 6724	. 2 |- ( A e. N. -> [ <. ( ( A .N 1o ) +N 1o ) , 1o >. ] ~Q = [ <. ( A +N 1o ) , 1o >. ] ~Q )
19	14, 18	eqtr2d 2263	1 |- ( A e. N. -> [ <. ( A +N 1o ) , 1o >. ] ~Q = ( [ <. A , 1o >. ] ~Q +Q 1Q ) )

Syntax hints:   -> wi 4   /\ wa 104   = wceq 1395   e. wcel 2200   <.cop 3669  (class class class)co 6007   1oc1o 6561   [cec 6686   N.cnpi 7470   +N cpli 7471   .N cmi 7472   ~Q ceq 7477   1Qc1q 7479   +Q cplq 7480

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 617  ax-in2 618  ax-io 714  ax-5 1493  ax-7 1494  ax-gen 1495  ax-ie1 1539  ax-ie2 1540  ax-8 1550  ax-10 1551  ax-11 1552  ax-i12 1553  ax-bndl 1555  ax-4 1556  ax-17 1572  ax-i9 1576  ax-ial 1580  ax-i5r 1581  ax-13 2202  ax-14 2203  ax-ext 2211  ax-coll 4199  ax-sep 4202  ax-nul 4210  ax-pow 4258  ax-pr 4293  ax-un 4524  ax-setind 4629  ax-iinf 4680

This theorem depends on definitions:  df-bi 117  df-dc 840  df-3or 1003  df-3an 1004  df-tru 1398  df-fal 1401  df-nf 1507  df-sb 1809  df-eu 2080  df-mo 2081  df-clab 2216  df-cleq 2222  df-clel 2225  df-nfc 2361  df-ne 2401  df-ral 2513  df-rex 2514  df-reu 2515  df-rab 2517  df-v 2801  df-sbc 3029  df-csb 3125  df-dif 3199  df-un 3201  df-in 3203  df-ss 3210  df-nul 3492  df-pw 3651  df-sn 3672  df-pr 3673  df-op 3675  df-uni 3889  df-int 3924  df-iun 3967  df-br 4084  df-opab 4146  df-mpt 4147  df-tr 4183  df-id 4384  df-iord 4457  df-on 4459  df-suc 4462  df-iom 4683  df-xp 4725  df-rel 4726  df-cnv 4727  df-co 4728  df-dm 4729  df-rn 4730  df-res 4731  df-ima 4732  df-iota 5278  df-fun 5320  df-fn 5321  df-f 5322  df-f1 5323  df-fo 5324  df-f1o 5325  df-fv 5326  df-ov 6010  df-oprab 6011  df-mpo 6012  df-1st 6292  df-2nd 6293  df-recs 6457  df-irdg 6522  df-1o 6568  df-oadd 6572  df-omul 6573  df-er 6688  df-ec 6690  df-qs 6694  df-ni 7502  df-pli 7503  df-mi 7504  df-plpq 7542  df-enq 7545  df-nqqs 7546  df-plqqs 7547  df-1nqqs 7549

This theorem is referenced by:  pitonnlem2  8045