| Metamath Proof Explorer |
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| Description: A function's value belongs to its range. |
| Ref | Expression |
|---|---|
| fnfvelrn |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | fvelrn 3803 |
. 2
| |
| 2 | 1 | funfni 3580 |
1
|
| Colors of variables: wff set class |
| Syntax hints: |
| This theorem is referenced by: ffvelrn 3805 rnssopab 3816 fopabcos 3824 fnoprvalrn 4029 phplem4 4497 inf0 4586 noinfep 4620 aceq5 4720 cardinfima 4871 alephfplem1 4876 alephfplem3 4878 alephfp 4880 om2uzran 6245 fseqsupub 6466 seqzcl 6498 seq1ublem 6856 seq1ub 6857 climsup 7099 ruclem33 7493 ruclem35 7495 ghgrpilem1 8085 ghgrpilem3 8087 ghgrpilem4 8088 pjoi0t 9602 pjssdif1 10041 pjadj3t 10053 pjcmmul1 10067 pjcmmul2 10068 pj3s 10073 |
| This theorem was proved from axioms: ax-1 4 ax-2 5 ax-3 6 ax-mp 7 ax-7 960 ax-gen 961 ax-8 962 ax-10 964 ax-11 965 ax-12 966 ax-13 967 ax-14 968 ax-17 969 ax-4 971 ax-5o 973 ax-6o 976 ax-9o 1121 ax-10o 1138 ax-16 1208 ax-11o 1216 ax-ext 1457 ax-sep 2698 ax-pow 2737 ax-pr 2774 ax-un 2861 |
| This theorem depends on definitions: df-bi 147 df-or 224 df-an 225 df-ex 979 df-sb 1170 df-eu 1380 df-mo 1381 df-clab 1462 df-cleq 1467 df-clel 1470 df-ne 1584 df-rex 1647 df-v 1808 df-dif 2045 df-un 2046 df-in 2047 df-ss 2049 df-nul 2277 df-pw 2398 df-sn 2408 df-pr 2409 df-op 2412 df-uni 2499 df-br 2615 df-opab 2662 df-id 2830 df-xp 3179 df-cnv 3181 df-co 3182 df-dm 3183 df-rn 3184 df-res 3185 df-ima 3186 df-fun 3187 df-fn 3188 df-fv 3193 |