| Mathbox for Glauco Siliprandi |
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| Mirrors > Home > MPE Home > Th. List > Mathboxes > rnmptbdlem | Structured version Visualization version Unicode version | ||
| Description: Boundness above of the range of a function in map-to notation. (Contributed by Glauco Siliprandi, 23-Oct-2021.) |
| Ref | Expression |
|---|---|
| rnmptbdlem.x |
|
| rnmptbdlem.y |
|
| rnmptbdlem.b |
|
| Ref | Expression |
|---|---|
| rnmptbdlem |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | rnmptbdlem.x |
. . . . 5
| |
| 2 | nfcv 2764 |
. . . . . 6
| |
| 3 | nfra1 2941 |
. . . . . 6
| |
| 4 | 2, 3 | nfrex 3007 |
. . . . 5
|
| 5 | 1, 4 | nfan 1828 |
. . . 4
|
| 6 | simpr 477 |
. . . 4
| |
| 7 | 5, 6 | rnmptbdd 39456 |
. . 3
|
| 8 | 7 | ex 450 |
. 2
|
| 9 | rnmptbdlem.y |
. . 3
| |
| 10 | nfmpt1 4747 |
. . . . . . . . 9
| |
| 11 | 10 | nfrn 5368 |
. . . . . . . 8
|
| 12 | nfv 1843 |
. . . . . . . 8
| |
| 13 | 11, 12 | nfral 2945 |
. . . . . . 7
|
| 14 | 1, 13 | nfan 1828 |
. . . . . 6
|
| 15 | simpr 477 |
. . . . . . . . 9
| |
| 16 | rnmptbdlem.b |
. . . . . . . . . 10
| |
| 17 | 16 | adantlr 751 |
. . . . . . . . 9
|
| 18 | eqid 2622 |
. . . . . . . . . 10
| |
| 19 | 18 | elrnmpt1 5374 |
. . . . . . . . 9
|
| 20 | 15, 17, 19 | syl2anc 693 |
. . . . . . . 8
|
| 21 | simplr 792 |
. . . . . . . 8
| |
| 22 | breq1 4656 |
. . . . . . . . 9
| |
| 23 | 22 | rspcva 3307 |
. . . . . . . 8
|
| 24 | 20, 21, 23 | syl2anc 693 |
. . . . . . 7
|
| 25 | 24 | ex 450 |
. . . . . 6
|
| 26 | 14, 25 | ralrimi 2957 |
. . . . 5
|
| 27 | 26 | ex 450 |
. . . 4
|
| 28 | 27 | a1d 25 |
. . 3
|
| 29 | 9, 28 | reximdai 3012 |
. 2
|
| 30 | 8, 29 | impbid 202 |
1
|
| Colors of variables: wff setvar class |
| Syntax hints: |
| 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-9 1999 ax-10 2019 ax-11 2034 ax-12 2047 ax-13 2246 ax-ext 2602 ax-sep 4781 ax-nul 4789 ax-pr 4906 |
| This theorem depends on definitions: df-bi 197 df-or 385 df-an 386 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-ral 2917 df-rex 2918 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-nul 3916 df-if 4087 df-sn 4178 df-pr 4180 df-op 4184 df-br 4654 df-opab 4713 df-mpt 4730 df-cnv 5122 df-dm 5124 df-rn 5125 |
| This theorem is referenced by: rnmptbd 39471 |
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