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Mirrors > Home > MPE Home > Th. List > abvrcl | Structured version Visualization version Unicode version |
Description: Reverse closure for the absolute value set. (Contributed by Mario Carneiro, 8-Sep-2014.) |
Ref | Expression |
---|---|
abvf.a | AbsVal |
Ref | Expression |
---|---|
abvrcl |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | df-abv 18817 | . . . 4 AbsVal | |
2 | 1 | dmmptss 5631 | . . 3 AbsVal |
3 | elfvdm 6220 | . . 3 AbsVal AbsVal | |
4 | 2, 3 | sseldi 3601 | . 2 AbsVal |
5 | abvf.a | . 2 AbsVal | |
6 | 4, 5 | eleq2s 2719 | 1 |
Colors of variables: wff setvar class |
Syntax hints: wi 4 wb 196 wa 384 wceq 1483 wcel 1990 wral 2912 crab 2916 class class class wbr 4653 cdm 5114 cfv 5888 (class class class)co 6650 cmap 7857 cc0 9936 caddc 9939 cmul 9941 cpnf 10071 cle 10075 cico 12177 cbs 15857 cplusg 15941 cmulr 15942 c0g 16100 crg 18547 AbsValcabv 18816 |
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-ne 2795 df-ral 2917 df-rex 2918 df-rab 2921 df-v 3202 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-xp 5120 df-rel 5121 df-cnv 5122 df-dm 5124 df-rn 5125 df-res 5126 df-ima 5127 df-iota 5851 df-fv 5896 df-abv 18817 |
This theorem is referenced by: abvfge0 18822 abveq0 18826 abvmul 18829 abvtri 18830 abv0 18831 abv1z 18832 abvneg 18834 abvsubtri 18835 abvpropd 18842 abvmet 22380 nrgring 22467 tngnrg 22478 abvcxp 25304 |
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