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| Mirrors > Home > ILE Home > Th. List > funrel | Unicode version | ||
| Description: A function is a relation. (Contributed by NM, 1-Aug-1994.) |
| Ref | Expression |
|---|---|
| funrel |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | df-fun 5382 |
. 2
| |
| 2 | 1 | simplbi 274 |
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 |
| This proof depends on definitions: df-bi 117 df-fun 5382 |
| This theorem is used by: 0nelfun 5398 funeu 5405 nfunv 5413 funopg 5414 funssres 5423 funun 5425 fununfun 5427 fununi 5452 funcnvres2 5459 funimaexg 5468 fnrel 5482 fcoi1 5575 f1orel 5645 funbrfv 5742 funbrfv2b 5750 fvmptss2 5783 mptrcl 5791 elfvmptrab1 5804 funfvbrb 5825 fmptco 5877 funopsn 5894 funresdfunsnss 5921 elmpocl 6287 relmptopab 6294 funexw 6345 elmpom 6478 mpoxopn0yelv 6514 tfrlem6 6591 funresdfunsndc 6783 pmresg 6961 fundmen 7098 caseinl 7437 caseinr 7438 axaddf 8241 axmulf 8242 hashinfom 11239 4sqlemffi 13204 structcnvcnv 13426 mgpplusg 14329 lidlmex 14921 istopon 15239 eltg4i 15281 eltg3 15283 tg1 15285 tg2 15286 tgclb 15291 lmrcl 15418 1vgrex 16466 edg0iedg0g 16512 umgrnloopv 16560 edg0usgr 16693 |
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