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Mirrors > Home > MPE Home > Th. List > addpqf | Structured version Visualization version Unicode version |
Description: Closure of addition on positive fractions. (Contributed by NM, 29-Aug-1995.) (Revised by Mario Carneiro, 8-May-2013.) (New usage is discouraged.) |
Ref | Expression |
---|---|
addpqf |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | xp1st 7198 | . . . . . 6 | |
2 | xp2nd 7199 | . . . . . 6 | |
3 | mulclpi 9715 | . . . . . 6 | |
4 | 1, 2, 3 | syl2an 494 | . . . . 5 |
5 | xp1st 7198 | . . . . . 6 | |
6 | xp2nd 7199 | . . . . . 6 | |
7 | mulclpi 9715 | . . . . . 6 | |
8 | 5, 6, 7 | syl2anr 495 | . . . . 5 |
9 | addclpi 9714 | . . . . 5 | |
10 | 4, 8, 9 | syl2anc 693 | . . . 4 |
11 | mulclpi 9715 | . . . . 5 | |
12 | 6, 2, 11 | syl2an 494 | . . . 4 |
13 | opelxpi 5148 | . . . 4 | |
14 | 10, 12, 13 | syl2anc 693 | . . 3 |
15 | 14 | rgen2a 2977 | . 2 |
16 | df-plpq 9730 | . . 3 | |
17 | 16 | fmpt2 7237 | . 2 |
18 | 15, 17 | mpbi 220 | 1 |
Colors of variables: wff setvar class |
Syntax hints: wa 384 wcel 1990 wral 2912 cop 4183 cxp 5112 wf 5884 cfv 5888 (class class class)co 6650 c1st 7166 c2nd 7167 cnpi 9666 cpli 9667 cmi 9668 cplpq 9670 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1722 ax-4 1737 ax-5 1839 ax-6 1888 ax-7 1935 ax-8 1992 ax-9 1999 ax-10 2019 ax-11 2034 ax-12 2047 ax-13 2246 ax-ext 2602 ax-sep 4781 ax-nul 4789 ax-pow 4843 ax-pr 4906 ax-un 6949 |
This theorem depends on definitions: df-bi 197 df-or 385 df-an 386 df-3or 1038 df-3an 1039 df-tru 1486 df-ex 1705 df-nf 1710 df-sb 1881 df-eu 2474 df-mo 2475 df-clab 2609 df-cleq 2615 df-clel 2618 df-nfc 2753 df-ne 2795 df-ral 2917 df-rex 2918 df-reu 2919 df-rab 2921 df-v 3202 df-sbc 3436 df-csb 3534 df-dif 3577 df-un 3579 df-in 3581 df-ss 3588 df-pss 3590 df-nul 3916 df-if 4087 df-pw 4160 df-sn 4178 df-pr 4180 df-tp 4182 df-op 4184 df-uni 4437 df-iun 4522 df-br 4654 df-opab 4713 df-mpt 4730 df-tr 4753 df-id 5024 df-eprel 5029 df-po 5035 df-so 5036 df-fr 5073 df-we 5075 df-xp 5120 df-rel 5121 df-cnv 5122 df-co 5123 df-dm 5124 df-rn 5125 df-res 5126 df-ima 5127 df-pred 5680 df-ord 5726 df-on 5727 df-lim 5728 df-suc 5729 df-iota 5851 df-fun 5890 df-fn 5891 df-f 5892 df-f1 5893 df-fo 5894 df-f1o 5895 df-fv 5896 df-ov 6653 df-oprab 6654 df-mpt2 6655 df-om 7066 df-1st 7168 df-2nd 7169 df-wrecs 7407 df-recs 7468 df-rdg 7506 df-oadd 7564 df-omul 7565 df-ni 9694 df-pli 9695 df-mi 9696 df-plpq 9730 |
This theorem is referenced by: addclnq 9767 addnqf 9770 addcompq 9772 adderpq 9778 distrnq 9783 |
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