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Mirrors > Home > ILE Home > Th. List > df-f | Unicode version |
Description: Define a function (mapping) with domain and codomain. Definition 6.15(3) of [TakeutiZaring] p. 27. (Contributed by NM, 1-Aug-1994.) |
Ref | Expression |
---|---|
df-f |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | cA | . . 3 | |
2 | cB | . . 3 | |
3 | cF | . . 3 | |
4 | 1, 2, 3 | wf 5119 | . 2 |
5 | 3, 1 | wfn 5118 | . . 3 |
6 | 3 | crn 4540 | . . . 4 |
7 | 6, 2 | wss 3071 | . . 3 |
8 | 5, 7 | wa 103 | . 2 |
9 | 4, 8 | wb 104 | 1 |
Colors of variables: wff set class |
This definition is referenced by: feq1 5255 feq2 5256 feq3 5257 nff 5269 sbcfg 5271 ffn 5272 dffn2 5274 frn 5281 dffn3 5283 fss 5284 fco 5288 funssxp 5292 fun 5295 fnfco 5297 fssres 5298 fcoi2 5304 fintm 5308 fin 5309 f0 5313 fconst 5318 f1ssr 5335 fof 5345 dff1o2 5372 fun11iun 5388 ffoss 5399 dff2 5564 fmpt 5570 ffnfv 5578 ffvresb 5583 fpr 5602 fprg 5603 idref 5658 dff1o6 5677 fliftf 5700 1stcof 6061 2ndcof 6062 smores 6189 smores2 6191 iordsmo 6194 tfrcllembfn 6254 sbthlemi9 6853 inresflem 6945 frec2uzf1od 10179 frecuzrdgtcl 10185 fclim 11063 ennnfonelemf1 11931 cnrest2 12405 lmss 12415 psmetxrge0 12501 dvfgg 12826 nninfall 13204 |
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