| Metamath Proof Explorer |
< Previous
Next >
Nearby theorems |
||
| Mirrors > Home > MPE Home > Th. List > fndmi | Structured version Visualization version GIF version | ||
| Description: The domain of a function. (Contributed by Wolf Lammen, 1-Jun-2024.) |
| Ref | Expression |
|---|---|
| fndmi.1 | ⊢ 𝐹 Fn 𝐴 |
| Ref | Expression |
|---|---|
| fndmi | ⊢ dom 𝐹 = 𝐴 |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | fndmi.1 | . 2 ⊢ 𝐹 Fn 𝐴 | |
| 2 | fndm 6642 | . 2 ⊢ (𝐹 Fn 𝐴 → dom 𝐹 = 𝐴) | |
| 3 | 1, 2 | ax-mp 5 | 1 ⊢ dom 𝐹 = 𝐴 |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: = wceq 1569 dom cdm 5650 Fn wfn 6533 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 |
| This proof depends on definitions: df-bi 210 df-an 402 df-fn 6541 |
| This theorem is used by: dmmpti 6683 dmmpo 8082 tfr2 8409 tz7.44-2 8418 rdgsuc 8435 tz7.48-2 8455 tz7.48-1 8456 tz7.48-3 8457 tz7.49 8458 brwitnlem 8518 om0x 8530 naddcllem 8688 naddov2 8691 naddasslem1 8707 naddasslem2 8708 elpmi 8869 elmapex 8871 pmresg 8901 pmsspw 8908 r1suc 9780 r1lim 9782 r1ord 9790 r1ord3 9792 onwf 9843 r1wf 9844 r1val3 9853 r1pw 9862 rankr1b 9884 alephcard 10152 alephnbtwn 10153 alephgeom 10164 dfac12lem2 10226 alephsing 10357 hsmexlem6 10512 zorn2lem4 10580 alephadd 10665 alephreg 10670 pwcfsdom 10671 r1limwun 10824 r1wunlim 10825 rankcf 10865 inatsk 10866 r1tskina 10870 dmaddpi 10978 dmmulpi 10979 seqexw 14163 hashkf 14479 bpolylem 16219 0rest 17605 firest 17608 homfeqbas 17875 cidpropd 17889 2oppchomf 17903 fucbas 18143 fuchom 18144 xpccofval 18361 oppchofcl 18439 oyoncl 18449 ex-chn2 18817 mulgfval 19284 gicer 19496 psgneldm 19722 psgneldm2 19723 psgnval 19726 ricrel 20749 psgnghm 21891 psgnghm2 21892 cldrcl 23349 iscldtop 23418 restrcl 23480 ssrest 23499 resstopn 23509 hmpher 24108 nghmfval 25046 isnghm 25047 bdaydm 28140 newval 28226 negsproplem2 28420 onrankid 35779 rankfo 35787 acwer1prclem 35815 acwer1prc 35816 j0ltaleph 35947 cvmtop1 36111 cvmtop2 36112 imageval 36784 rankeq1o 37024 hfninf 37027 filnetlem4 37261 ismrc 43805 dnnumch3lem 44146 dnnumch3 44147 aomclem4 44152 grur1cld 45323 gricrel 49110 grlicrel 49197 fonex 50071 cicrcl2 50250 cic1st2nd 50254 oppfrcl 50337 eloppf 50342 initopropdlemlem 50454 initopropd 50458 termopropd 50459 zeroopropd 50460 reldmxpc 50461 reldmlan2 50893 reldmran2 50894 lanrcl 50897 ranrcl 50898 |
| Copyright terms: Public domain | W3C validator |