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| Mirrors > Home > MPE Home > Th. List > cjf | Structured version Visualization version GIF version | ||
| Description: Domain and codomain of the conjugate function. (Contributed by Mario Carneiro, 6-Nov-2013.) |
| Ref | Expression |
|---|---|
| cjf | ⊢ ∗:ℂ⟶ℂ |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | df-cj 15055 | . 2 ⊢ ∗ = (𝑥 ∈ ℂ ↦ (℩𝑦 ∈ ℂ ((𝑥 + 𝑦) ∈ ℝ ∧ (i · (𝑥 − 𝑦)) ∈ ℝ))) | |
| 2 | cju 12149 | . . 3 ⊢ (𝑥 ∈ ℂ → ∃!𝑦 ∈ ℂ ((𝑥 + 𝑦) ∈ ℝ ∧ (i · (𝑥 − 𝑦)) ∈ ℝ)) | |
| 3 | riotacl 7335 | . . 3 ⊢ (∃!𝑦 ∈ ℂ ((𝑥 + 𝑦) ∈ ℝ ∧ (i · (𝑥 − 𝑦)) ∈ ℝ) → (℩𝑦 ∈ ℂ ((𝑥 + 𝑦) ∈ ℝ ∧ (i · (𝑥 − 𝑦)) ∈ ℝ)) ∈ ℂ) | |
| 4 | 2, 3 | syl 17 | . 2 ⊢ (𝑥 ∈ ℂ → (℩𝑦 ∈ ℂ ((𝑥 + 𝑦) ∈ ℝ ∧ (i · (𝑥 − 𝑦)) ∈ ℝ)) ∈ ℂ) |
| 5 | 1, 4 | fmpti 7059 | 1 ⊢ ∗:ℂ⟶ℂ |
| Colors of variables: wff setvar class |
| Syntax hints: ∧ wa 395 ∈ wcel 2114 ∃!wreu 3341 ⟶wf 6489 ℩crio 7317 (class class class)co 7361 ℂcc 11030 ℝcr 11031 ici 11034 + caddc 11035 · cmul 11037 − cmin 11371 ∗ccj 15052 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1797 ax-4 1811 ax-5 1912 ax-6 1969 ax-7 2010 ax-8 2116 ax-9 2124 ax-10 2147 ax-11 2163 ax-12 2185 ax-ext 2709 ax-sep 5232 ax-nul 5242 ax-pow 5303 ax-pr 5371 ax-un 7683 ax-resscn 11089 ax-1cn 11090 ax-icn 11091 ax-addcl 11092 ax-addrcl 11093 ax-mulcl 11094 ax-mulrcl 11095 ax-mulcom 11096 ax-addass 11097 ax-mulass 11098 ax-distr 11099 ax-i2m1 11100 ax-1ne0 11101 ax-1rid 11102 ax-rnegex 11103 ax-rrecex 11104 ax-cnre 11105 ax-pre-lttri 11106 ax-pre-lttrn 11107 ax-pre-ltadd 11108 ax-pre-mulgt0 11109 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 849 df-3or 1088 df-3an 1089 df-tru 1545 df-fal 1555 df-ex 1782 df-nf 1786 df-sb 2069 df-mo 2540 df-eu 2570 df-clab 2716 df-cleq 2729 df-clel 2812 df-nfc 2886 df-ne 2934 df-nel 3038 df-ral 3053 df-rex 3063 df-rmo 3343 df-reu 3344 df-rab 3391 df-v 3432 df-sbc 3730 df-csb 3839 df-dif 3893 df-un 3895 df-in 3897 df-ss 3907 df-nul 4275 df-if 4468 df-pw 4544 df-sn 4569 df-pr 4571 df-op 4575 df-uni 4852 df-br 5087 df-opab 5149 df-mpt 5168 df-id 5520 df-po 5533 df-so 5534 df-xp 5631 df-rel 5632 df-cnv 5633 df-co 5634 df-dm 5635 df-rn 5636 df-res 5637 df-ima 5638 df-iota 6449 df-fun 6495 df-fn 6496 df-f 6497 df-f1 6498 df-fo 6499 df-f1o 6500 df-fv 6501 df-riota 7318 df-ov 7364 df-oprab 7365 df-mpo 7366 df-er 8637 df-en 8888 df-dom 8889 df-sdom 8890 df-pnf 11175 df-mnf 11176 df-xr 11177 df-ltxr 11178 df-le 11179 df-sub 11373 df-neg 11374 df-div 11802 df-cj 15055 |
| This theorem is referenced by: cjcl 15061 cjcn2 15556 climcj 15561 rlimcj 15566 fsumcj 15767 cnfldcj 21356 cnfldfun 21361 cnfldfunALT 21362 cnfldcjOLD 21369 cnfldfunOLD 21374 cnfldfunALTOLD 21375 cjcncf 24884 dvcjbr 25929 dvcj 25930 dvfre 25931 dvmptcj 25948 plycjlem 26254 coecj 26256 coecjOLD 26258 dchrinv 27241 cjex 42705 cjnpoly 47352 |
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