Metamath Proof Explorer |
< Previous
Next >
Nearby theorems |
||
Mirrors > Home > MPE Home > Th. List > coexg | Structured version Visualization version Unicode version |
Description: The composition of two sets is a set. (Contributed by NM, 19-Mar-1998.) |
Ref | Expression |
---|---|
coexg |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | cossxp 5658 | . 2 | |
2 | dmexg 7097 | . . 3 | |
3 | rnexg 7098 | . . 3 | |
4 | xpexg 6960 | . . 3 | |
5 | 2, 3, 4 | syl2anr 495 | . 2 |
6 | ssexg 4804 | . 2 | |
7 | 1, 5, 6 | sylancr 695 | 1 |
Colors of variables: wff setvar class |
Syntax hints: wi 4 wa 384 wcel 1990 cvv 3200 wss 3574 cxp 5112 cdm 5114 crn 5115 ccom 5118 |
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 ax-un 6949 |
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-dif 3577 df-un 3579 df-in 3581 df-ss 3588 df-nul 3916 df-if 4087 df-pw 4160 df-sn 4178 df-pr 4180 df-op 4184 df-uni 4437 df-br 4654 df-opab 4713 df-xp 5120 df-rel 5121 df-cnv 5122 df-co 5123 df-dm 5124 df-rn 5125 |
This theorem is referenced by: coex 7118 supp0cosupp0 7334 imacosupp 7335 fsuppco2 8308 fsuppcor 8309 mapfienlem2 8311 wemapwe 8594 cofsmo 9091 relexpsucnnr 13765 supcvg 14588 imasle 16183 setcco 16733 estrcco 16770 pwsco1mhm 17370 pwsco2mhm 17371 symgov 17810 symgcl 17811 gsumval3lem2 18307 gsumzf1o 18313 evls1sca 19688 f1lindf 20161 tngds 22452 climcncf 22703 motplusg 25437 smatfval 29861 eulerpartlemmf 30437 hgt750lemg 30732 tgrpov 36036 erngmul 36094 erngmul-rN 36102 dvamulr 36300 dvavadd 36303 dvhmulr 36375 mendmulr 37758 relexp0a 38008 choicefi 39392 climexp 39837 dvsinax 40127 stoweidlem27 40244 stoweidlem31 40248 stoweidlem59 40276 uspgrbisymrelALT 41763 rngccoALTV 41988 ringccoALTV 42051 |
Copyright terms: Public domain | W3C validator |