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| Description: Absorption law for multiplication with an infinite cardinal. Equivalent to Proposition 10.41 of [TakeutiZaring] p. 95. |
| Ref | Expression |
|---|---|
| infxpg |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | elisset 2578 |
. . . 4
| |
| 2 | elisset 2578 |
. . . 4
| |
| 3 | breq2 3543 |
. . . . . 6
| |
| 4 | xpeq1 4181 |
. . . . . . . 8
| |
| 5 | uneq1 2998 |
. . . . . . . 8
| |
| 6 | 4, 5 | breq12d 3552 |
. . . . . . 7
|
| 7 | 6 | imbi2d 380 |
. . . . . 6
|
| 8 | 3, 7 | imbi12d 384 |
. . . . 5
|
| 9 | neeq1 2302 |
. . . . . . 7
| |
| 10 | xpeq2 4182 |
. . . . . . . 8
| |
| 11 | uneq2 2999 |
. . . . . . . 8
| |
| 12 | 10, 11 | breq12d 3552 |
. . . . . . 7
|
| 13 | 9, 12 | imbi12d 384 |
. . . . . 6
|
| 14 | 13 | imbi2d 380 |
. . . . 5
|
| 15 | omex 6010 |
. . . . . . . 8
| |
| 16 | 15 | elimel 3251 |
. . . . . . 7
|
| 17 | 15 | elimel 3251 |
. . . . . . 7
|
| 18 | 16, 17 | infxp 9371 |
. . . . . 6
|
| 19 | 18 | ex 494 |
. . . . 5
|
| 20 | 8, 14, 19 | dedth2h 3241 |
. . . 4
|
| 21 | 1, 2, 20 | syl2an 699 |
. . 3
|
| 22 | 21 | com3l 71 |
. 2
|
| 23 | 22 | 3imp 1339 |
1
|
| Colors of variables: wff set class |
| Syntax hints: |
| This theorem is referenced by: tarsuc2 16316 |
| This theorem was proved from axioms: ax-1 4 ax-2 5 ax-3 6 ax-mp 7 ax-7 1621 ax-gen 1622 ax-8 1623 ax-9 1624 ax-10 1625 ax-11 1626 ax-12 1627 ax-13 1628 ax-14 1629 ax-17 1634 ax-4 1637 ax-5o 1639 ax-6o 1642 ax-9o 1792 ax-10o 1810 ax-16 1883 ax-11o 1893 ax-ext 2152 ax-rep 3628 ax-sep 3638 ax-nul 3645 ax-pow 3681 ax-pr 3719 ax-un 3961 ax-inf2 6008 ax-ac 6385 |
| This theorem depends on definitions: df-bi 232 df-or 434 df-an 435 df-3or 1131 df-3an 1132 df-ex 1645 df-sb 1845 df-eu 2070 df-mo 2071 df-clab 2158 df-cleq 2163 df-clel 2166 df-ne 2297 df-ral 2389 df-rex 2390 df-reu 2391 df-rab 2392 df-v 2571 df-sbc 2731 df-csb 2806 df-dif 2862 df-un 2864 df-in 2866 df-ss 2868 df-pss 2870 df-nul 3115 df-if 3213 df-pw 3261 df-sn 3274 df-pr 3275 df-tp 3277 df-op 3278 df-uni 3399 df-int 3433 df-iun 3470 df-br 3540 df-opab 3598 df-tr 3612 df-eprel 3776 df-id 3779 df-po 3784 df-so 3796 df-fr 3814 df-we 3830 df-ord 3846 df-on 3847 df-lim 3848 df-suc 3849 df-om 4118 df-xp 4165 df-rel 4166 df-cnv 4167 df-co 4168 df-dm 4169 df-rn 4170 df-res 4171 df-ima 4172 df-fun 4173 df-fn 4174 df-f 4175 df-f1 4176 df-fo 4177 df-f1o 4178 df-fv 4179 df-iso 4180 df-opr 5022 df-oprab 5023 df-mpt 5138 df-1st 5166 df-2nd 5167 df-rdg 5344 df-1o 5384 df-2o 5385 df-oadd 5386 df-er 5519 df-en 5631 df-dom 5632 df-sdom 5633 df-fin 5634 df-card 6166 df-cda 6303 |