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Mirrors > Home > MPE Home > Th. List > mpteqb | Structured version Visualization version Unicode version |
Description: Bidirectional equality theorem for a mapping abstraction. Equivalent to eqfnfv 6311. (Contributed by Mario Carneiro, 14-Nov-2014.) |
Ref | Expression |
---|---|
mpteqb |
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Step | Hyp | Ref | Expression |
---|---|---|---|
1 | elex 3212 |
. . 3
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2 | 1 | ralimi 2952 |
. 2
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3 | fneq1 5979 |
. . . . . . 7
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4 | eqid 2622 |
. . . . . . . 8
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5 | 4 | mptfng 6019 |
. . . . . . 7
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6 | eqid 2622 |
. . . . . . . 8
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7 | 6 | mptfng 6019 |
. . . . . . 7
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8 | 3, 5, 7 | 3bitr4g 303 |
. . . . . 6
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9 | 8 | biimpd 219 |
. . . . 5
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10 | r19.26 3064 |
. . . . . . 7
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11 | nfmpt1 4747 |
. . . . . . . . . 10
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12 | nfmpt1 4747 |
. . . . . . . . . 10
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13 | 11, 12 | nfeq 2776 |
. . . . . . . . 9
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14 | simpll 790 |
. . . . . . . . . . . 12
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15 | 14 | fveq1d 6193 |
. . . . . . . . . . 11
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16 | 4 | fvmpt2 6291 |
. . . . . . . . . . . 12
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17 | 16 | ad2ant2lr 784 |
. . . . . . . . . . 11
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18 | 6 | fvmpt2 6291 |
. . . . . . . . . . . 12
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19 | 18 | ad2ant2l 782 |
. . . . . . . . . . 11
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20 | 15, 17, 19 | 3eqtr3d 2664 |
. . . . . . . . . 10
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21 | 20 | exp31 630 |
. . . . . . . . 9
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22 | 13, 21 | ralrimi 2957 |
. . . . . . . 8
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23 | ralim 2948 |
. . . . . . . 8
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24 | 22, 23 | syl 17 |
. . . . . . 7
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25 | 10, 24 | syl5bir 233 |
. . . . . 6
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26 | 25 | expd 452 |
. . . . 5
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27 | 9, 26 | mpdd 43 |
. . . 4
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28 | 27 | com12 32 |
. . 3
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29 | eqid 2622 |
. . . 4
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30 | mpteq12 4736 |
. . . 4
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31 | 29, 30 | mpan 706 |
. . 3
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32 | 28, 31 | impbid1 215 |
. 2
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33 | 2, 32 | syl 17 |
1
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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-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 |
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-uni 4437 df-br 4654 df-opab 4713 df-mpt 4730 df-id 5024 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-iota 5851 df-fun 5890 df-fn 5891 df-fv 5896 |
This theorem is referenced by: eqfnfv 6311 eufnfv 6491 offveqb 6919 ramcl 15733 fucsect 16632 setcepi 16738 0frgp 18192 dprdf11 18422 dpjeq 18458 mvrf1 19425 mplmonmul 19464 frgpcyg 19922 ustuqtop 22050 mdegle0 23837 ply1nzb 23882 cvmliftphtlem 31299 matunitlindflem1 33405 |
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