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| Description: Multiplication of positive fractions in terms of positive integers. |
| Ref | Expression |
|---|---|
| mulpipq |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | opex 2788 |
. 2
| |
| 2 | opex 2788 |
. 2
| |
| 3 | opex 2788 |
. 2
| |
| 4 | enqex 5060 |
. 2
| |
| 5 | enqer 5058 |
. 2
| |
| 6 | dmenq 5057 |
. 2
| |
| 7 | df-enq 5049 |
. 2
| |
| 8 | opreq12 3976 |
. . . 4
| |
| 9 | opreq12 3976 |
. . . 4
| |
| 10 | 8, 9 | eqeqan12d 1493 |
. . 3
|
| 11 | 10 | an42s 511 |
. 2
|
| 12 | opreq12 3976 |
. . . 4
| |
| 13 | opreq12 3976 |
. . . 4
| |
| 14 | 12, 13 | eqeqan12d 1493 |
. . 3
|
| 15 | 14 | an42s 511 |
. 2
|
| 16 | df-mpq 5048 |
. 2
| |
| 17 | opeq12 2493 |
. . . 4
| |
| 18 | opreq12 3976 |
. . . 4
| |
| 19 | opreq12 3976 |
. . . 4
| |
| 20 | 17, 18, 19 | syl2an 456 |
. . 3
|
| 21 | 20 | an4s 510 |
. 2
|
| 22 | opeq12 2493 |
. . . 4
| |
| 23 | opreq12 3976 |
. . . 4
| |
| 24 | opreq12 3976 |
. . . 4
| |
| 25 | 22, 23, 24 | syl2an 456 |
. . 3
|
| 26 | 25 | an4s 510 |
. 2
|
| 27 | opeq12 2493 |
. . . 4
| |
| 28 | opreq12 3976 |
. . . 4
| |
| 29 | opreq12 3976 |
. . . 4
| |
| 30 | 27, 28, 29 | syl2an 456 |
. . 3
|
| 31 | 30 | an4s 510 |
. 2
|
| 32 | df-mq 5052 |
. 2
| |
| 33 | df-nq 5050 |
. 2
| |
| 34 | visset 1816 |
. . 3
| |
| 35 | visset 1816 |
. . 3
| |
| 36 | visset 1816 |
. . 3
| |
| 37 | visset 1816 |
. . 3
| |
| 38 | visset 1816 |
. . 3
| |
| 39 | visset 1816 |
. . 3
| |
| 40 | visset 1816 |
. . 3
| |
| 41 | visset 1816 |
. . 3
| |
| 42 | 34, 35, 36, 37, 38, 39, 40, 41 | mulcmpblnq 5065 |
. 2
|
| 43 | 1, 2, 3, 4, 5, 6, 7, 11, 15, 16, 21, 26, 31, 32, 33, 42 | oprec 4324 |
1
|
| Colors of variables: wff set class |
| Syntax hints: |
| This theorem is referenced by: mulclpq 5072 mulcompq 5076 mulasspq 5077 distrpq 5079 mulidpq 5081 recmulpq 5082 ltmpq 5089 prlem934b 5150 |
| This theorem was proved from axioms: ax-1 4 ax-2 5 ax-3 6 ax-mp 7 ax-7 964 ax-gen 965 ax-8 966 ax-9 967 ax-10 968 ax-11 969 ax-12 970 ax-13 971 ax-14 972 ax-17 973 ax-4 975 ax-5o 977 ax-6o 980 ax-9o 1125 ax-10o 1142 ax-16 1212 ax-11o 1220 ax-ext 1462 ax-rep 2698 ax-sep 2708 ax-nul 2715 ax-pow 2748 ax-pr 2785 ax-un 2872 ax-inf2 4634 |
| This theorem depends on definitions: df-bi 147 df-or 224 df-an 225 df-3or 778 df-3an 779 df-ex 983 df-sb 1174 df-eu 1384 df-mo 1385 df-clab 1467 df-cleq 1472 df-clel 1475 df-ne 1590 df-ral 1652 df-rex 1653 df-reu 1654 df-rab 1655 df-v 1815 df-sbc 1945 df-csb 2005 df-dif 2052 df-un 2053 df-in 2054 df-ss 2056 df-nul 2284 df-if 2366 df-pw 2406 df-sn 2416 df-pr 2417 df-tp 2419 df-op 2420 df-uni 2508 df-int 2538 df-iun 2572 df-br 2625 df-opab 2672 df-tr 2686 df-eprel 2838 df-id 2841 df-po 2846 df-so 2856 df-fr 2923 df-we 2940 df-ord 2957 df-on 2958 df-lim 2959 df-suc 2960 df-om 3138 df-xp 3190 df-rel 3191 df-cnv 3192 df-co 3193 df-dm 3194 df-rn 3195 df-res 3196 df-ima 3197 df-fun 3198 df-fn 3199 df-f 3200 df-fv 3204 df-rdg 3938 df-opr 3971 df-oprab 3972 df-1st 4085 df-2nd 4086 df-1o 4139 df-oadd 4141 df-omul 4142 df-er 4267 df-ec 4269 df-qs 4272 df-ni 5012 df-mi 5014 df-mpq 5048 df-enq 5049 df-nq 5050 df-mq 5052 |