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| Mirrors > Home > MPE Home > Th. List > funeqi | Structured version Visualization version GIF version | ||
| Description: Equality inference for the function predicate. (Contributed by Jonathan Ben-Naim, 3-Jun-2011.) |
| Ref | Expression |
|---|---|
| funeqi.1 | ⊢ 𝐴 = 𝐵 |
| Ref | Expression |
|---|---|
| funeqi | ⊢ (Fun 𝐴 ↔ Fun 𝐵) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | funeqi.1 | . 2 ⊢ 𝐴 = 𝐵 | |
| 2 | funeq 6559 | . 2 ⊢ (𝐴 = 𝐵 → (Fun 𝐴 ↔ Fun 𝐵)) | |
| 3 | 1, 2 | ax-mp 5 | 1 ⊢ (Fun 𝐴 ↔ Fun 𝐵) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: ↔ wb 209 = wceq 1570 Fun wfun 6532 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1828 ax-4 1842 ax-5 1943 ax-6 2000 ax-7 2041 ax-8 2147 ax-9 2155 ax-ext 2733 |
| This proof depends on definitions: df-bi 210 df-an 402 df-ex 1813 df-sb 2100 df-clab 2740 df-cleq 2753 df-clel 2836 df-ss 3916 df-br 5104 df-opab 5168 df-rel 5658 df-cnv 5659 df-co 5660 df-fun 6540 |
| This theorem is used by: funmpt 6578 funmpt2 6579 funco 6580 funresfunco 6581 fununfun 6588 funprg 6594 funtpg 6595 funtp 6597 funcnvpr 6602 funcnvtp 6603 funcnvqp 6604 funcnv0 6606 f1cnvcnv 6789 f1cof1 6790 f1oi 6863 opabiotafun 6965 fvn0ssdmfun 7074 funopdmsn 7154 fpropnf1 7271 funoprabg 7541 mpofun 7544 ovidig 7562 funmpt3 7687 funcnvuni 7944 resf1extb 7946 fiun 7955 f1iun 7956 tposfun 8259 tfr1a 8402 tz7.44lem1 8413 tz7.48-2 8452 ssdomg 9027 sbthlem7 9112 sbthlem8 9113 hartogslem1 9536 r1funlimOLD 9770 r1fun 9771 zorn2lem4 10577 axaddf 11230 axmulf 11231 fundmge2nop0 14647 funcnvs1 15063 strleun 17335 fthoppc 18100 mgmn0plusgf 18827 degenmgm2nfun 19139 cnfldfun 21692 cnfldfunALT 21693 volf 25850 dfrelog 26893 precsexlem10 28602 precsexlem11 28603 usgredg3 29797 ushgredgedg 29810 ushgredgedgloop 29812 2trld 30527 0pth 30716 1pthdlem1 30726 1trld 30733 3trld 30773 ajfuni 31461 hlimf 31839 funadj 32488 funcnvadj 32495 rinvf1o 33224 isconstr 34368 bnj97 35496 bnj150 35506 bnj1384 35662 bnj1421 35672 bnj60 35692 satffunlem2lem2 36171 satfv0fvfmla0 36178 funpartfun 36707 funtransport 36796 funray 36905 funline 36907 modelaxreplem2 45968 xlimfun 46864 funcoressn 48111 upgrimpthslem1 49004 upgrimspths 49007 |
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