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| Mirrors > Home > ILE Home > Th. List > fczpsrbag | Unicode version | ||
| Description: The constant function equal to zero is a finite bag. (Contributed by AV, 8-Jul-2019.) |
| Ref | Expression |
|---|---|
| psrbag.d |
|
| Ref | Expression |
|---|---|
| fczpsrbag |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | 0nn0 9417 |
. . . 4
| |
| 2 | 1 | a1i 9 |
. . 3
|
| 3 | 2 | fmpttd 5802 |
. 2
|
| 4 | eqid 2231 |
. . . . . 6
| |
| 5 | 4 | mptpreima 5230 |
. . . . 5
|
| 6 | 0nnn 9170 |
. . . . . . 7
| |
| 7 | 6 | rgenw 2587 |
. . . . . 6
|
| 8 | rabeq0 3524 |
. . . . . 6
| |
| 9 | 7, 8 | mpbir 146 |
. . . . 5
|
| 10 | 5, 9 | eqtri 2252 |
. . . 4
|
| 11 | 0fi 7073 |
. . . 4
| |
| 12 | 10, 11 | eqeltri 2304 |
. . 3
|
| 13 | 12 | a1i 9 |
. 2
|
| 14 | psrbag.d |
. . 3
| |
| 15 | 14 | psrbag 14685 |
. 2
|
| 16 | 3, 13, 15 | mpbir2and 952 |
1
|
| Colors of variables: wff set class |
| Syntax hints: |
| 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 619 ax-in2 620 ax-io 716 ax-5 1495 ax-7 1496 ax-gen 1497 ax-ie1 1541 ax-ie2 1542 ax-8 1552 ax-10 1553 ax-11 1554 ax-i12 1555 ax-bndl 1557 ax-4 1558 ax-17 1574 ax-i9 1578 ax-ial 1582 ax-i5r 1583 ax-13 2204 ax-14 2205 ax-ext 2213 ax-sep 4207 ax-nul 4215 ax-pow 4264 ax-pr 4299 ax-un 4530 ax-setind 4635 ax-cnex 8123 ax-resscn 8124 ax-1cn 8125 ax-1re 8126 ax-icn 8127 ax-addcl 8128 ax-addrcl 8129 ax-mulcl 8130 ax-i2m1 8137 ax-0lt1 8138 ax-0id 8140 ax-rnegex 8141 ax-pre-ltirr 8144 ax-pre-lttrn 8146 ax-pre-ltadd 8148 |
| This theorem depends on definitions: df-bi 117 df-3an 1006 df-tru 1400 df-fal 1403 df-nf 1509 df-sb 1811 df-eu 2082 df-mo 2083 df-clab 2218 df-cleq 2224 df-clel 2227 df-nfc 2363 df-ne 2403 df-nel 2498 df-ral 2515 df-rex 2516 df-rab 2519 df-v 2804 df-sbc 3032 df-dif 3202 df-un 3204 df-in 3206 df-ss 3213 df-nul 3495 df-pw 3654 df-sn 3675 df-pr 3676 df-op 3678 df-uni 3894 df-int 3929 df-br 4089 df-opab 4151 df-mpt 4152 df-id 4390 df-iom 4689 df-xp 4731 df-rel 4732 df-cnv 4733 df-co 4734 df-dm 4735 df-rn 4736 df-res 4737 df-ima 4738 df-iota 5286 df-fun 5328 df-fn 5329 df-f 5330 df-f1 5331 df-fo 5332 df-f1o 5333 df-fv 5334 df-ov 6021 df-oprab 6022 df-mpo 6023 df-map 6819 df-en 6910 df-fin 6912 df-pnf 8216 df-mnf 8217 df-xr 8218 df-ltxr 8219 df-le 8220 df-inn 9144 df-n0 9403 |
| This theorem is referenced by: (None) |
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