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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 5379 |
. 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 5379 |
| This theorem is used by: 0nelfun 5395 funeu 5402 nfunv 5410 funopg 5411 funssres 5420 funun 5422 fununfun 5424 fununi 5449 funcnvres2 5456 funimaexg 5465 fnrel 5479 fcoi1 5572 f1orel 5642 funbrfv 5739 funbrfv2b 5747 fvmptss2 5780 mptrcl 5788 elfvmptrab1 5801 funfvbrb 5822 fmptco 5874 funopsn 5891 funresdfunsnss 5918 elmpocl 6284 relmptopab 6291 funexw 6341 elmpom 6474 mpoxopn0yelv 6510 tfrlem6 6587 funresdfunsndc 6779 pmresg 6957 fundmen 7094 caseinl 7431 caseinr 7432 axaddf 8235 axmulf 8236 hashinfom 11231 4sqlemffi 13195 structcnvcnv 13417 mgpplusg 14271 lidlmex 14861 istopon 15163 eltg4i 15205 eltg3 15207 tg1 15209 tg2 15210 tgclb 15215 lmrcl 15342 1vgrex 16359 edg0iedg0g 16405 umgrnloopv 16453 edg0usgr 16586 |
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