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| Mirrors > Home > ILE Home > Th. List > fvco3 | Unicode version | ||
| Description: Value of a function composition. (Contributed by NM, 3-Jan-2004.) (Revised by Mario Carneiro, 26-Dec-2014.) |
| Ref | Expression |
|---|---|
| fvco3 |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | ffn 5533 |
. 2
| |
| 2 | fvco2 5774 |
. 2
| |
| 3 | 1, 2 | sylan 283 |
1
|
| Colors of variables: wff set class |
| This proof depends on syntax axioms:
|
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 ax-ia2 107 ax-ia3 108 ax-io 721 ax-5 1500 ax-7 1501 ax-gen 1502 ax-ie1 1546 ax-ie2 1547 ax-8 1557 ax-10 1558 ax-11 1559 ax-i12 1560 ax-bndl 1562 ax-4 1563 ax-17 1579 ax-i9 1583 ax-ial 1587 ax-i5r 1588 ax-14 2212 ax-ext 2220 ax-sep 4249 ax-pow 4311 ax-pr 4346 |
| This proof depends on definitions: df-bi 117 df-3an 1011 df-tru 1405 df-nf 1514 df-sb 1816 df-eu 2089 df-mo 2090 df-clab 2225 df-cleq 2231 df-clel 2234 df-nfc 2381 df-ral 2533 df-rex 2534 df-v 2823 df-sbc 3052 df-un 3224 df-in 3226 df-ss 3233 df-pw 3690 df-sn 3715 df-pr 3716 df-op 3718 df-uni 3936 df-br 4131 df-opab 4193 df-id 4438 df-xp 4780 df-rel 4781 df-cnv 4782 df-co 4783 df-dm 4784 df-rn 4785 df-res 4786 df-ima 4787 df-iota 5337 df-fun 5379 df-fn 5380 df-f 5381 df-fv 5385 |
| This theorem is used by: fvco4 5777 foco2 5959 f1ocnvfv1 5983 f1ocnvfv2 5984 fcof1 5989 fcofo 5990 cocan1 5993 cocan2 5994 isotr 6022 algrflem 6465 algrflemg 6466 difinfsn 7440 ctssdccl 7451 cc3 7634 0tonninf 10890 1tonninf 10891 seqf1oglem2 10970 seqf1og 10971 summodclem3 12163 fsumf1o 12173 fsumcl2lem 12181 fsumadd 12189 fsummulc2 12231 prodmodclem3 12358 fprodf1o 12371 fprodmul 12374 algcvg 12842 eulerthlemth 13030 ennnfonelemnn0 13362 ctinfomlemom 13367 mhmco 13846 gzsumreidx 14190 gzsummhm 14194 gzsumshift 14198 gsumvalfi 14201 gsump1 14206 gsumf1ofi 14209 mplsubgfileminv 15140 cnptopco 15372 lmtopcnp 15400 upxp 15422 uptx 15424 cnmpt11 15433 cnmpt21 15441 comet 15649 cnmetdval 15679 climcncf 15734 cncfco 15741 limccnpcntop 15825 dvcoapbr 15857 dvcjbr 15858 dvfre 15860 plycjlemc 15910 plycj 15911 isomninnlem 17177 iswomninnlem 17197 ismkvnnlem 17200 |
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