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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 6515 tfrlem6 6592 funresdfunsndc 6784 pmresg 6962 fundmen 7100 caseinl 7437 caseinr 7438 axaddf 8241 axmulf 8242 hashinfom 11238 4sqlemffi 13203 structcnvcnv 13425 mgpplusg 14328 lidlmex 14920 mplbas 15223 istopon 15256 eltg4i 15298 eltg3 15300 tg1 15302 tg2 15303 tgclb 15308 lmrcl 15435 1vgrex 16483 edg0iedg0g 16529 umgrnloopv 16577 edg0usgr 16710 |
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