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| Mirrors > Home > MPE Home > Th. List > fveecn | Structured version Visualization version GIF version | ||
| Description: The function value of a point is a complex. (Contributed by Scott Fenton, 10-Jun-2013.) |
| Ref | Expression |
|---|---|
| fveecn | ⊢ ((𝐴 ∈ (𝔼‘𝑁) ∧ 𝐼 ∈ (1...𝑁)) → (𝐴‘𝐼) ∈ ℂ) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | fveere 29472 | . 2 ⊢ ((𝐴 ∈ (𝔼‘𝑁) ∧ 𝐼 ∈ (1...𝑁)) → (𝐴‘𝐼) ∈ ℝ) | |
| 2 | 1 | recnd 11330 | 1 ⊢ ((𝐴 ∈ (𝔼‘𝑁) ∧ 𝐼 ∈ (1...𝑁)) → (𝐴‘𝐼) ∈ ℂ) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 ∧ wa 401 ∈ wcel 2145 ‘cfv 6537 (class class class)co 7418 ℂcc 11191 1c1 11194 ...cfz 13632 𝔼cee 29458 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1828 ax-4 1842 ax-5 1943 ax-6 2000 ax-7 2041 ax-8 2147 ax-9 2155 ax-10 2178 ax-11 2194 ax-12 2213 ax-ext 2733 ax-sep 5249 ax-nul 5260 ax-pow 5327 ax-pr 5391 ax-un 7749 ax-cnex 11249 ax-resscn 11250 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3an 1105 df-tru 1573 df-fal 1583 df-ex 1813 df-nf 1817 df-sb 2100 df-mo 2565 df-eu 2595 df-clab 2740 df-cleq 2753 df-clel 2836 df-nfc 2910 df-ne 2957 df-ral 3078 df-rex 3088 df-rab 3414 df-v 3453 df-sbc 3740 df-dif 3902 df-un 3904 df-in 3906 df-ss 3916 df-nul 4280 df-if 4483 df-pw 4559 df-sn 4585 df-pr 4587 df-op 4591 df-uni 4868 df-br 5104 df-opab 5168 df-mpt 5187 df-id 5546 df-xp 5657 df-rel 5658 df-cnv 5659 df-co 5660 df-dm 5661 df-rn 5662 df-res 5663 df-ima 5664 df-iota 6493 df-fun 6539 df-fn 6540 df-f 6541 df-fv 6545 df-ov 7421 df-oprab 7422 df-mpo 7423 df-map 8842 df-ee 29461 |
| This theorem is used by: brbtwn2 29476 colinearalglem2 29478 colinearalg 29481 axcgrrflx 29485 axcgrid 29487 axsegconlem1 29488 ax5seglem1 29499 ax5seglem2 29500 ax5seglem4 29503 ax5seglem5 29504 ax5seglem6 29505 ax5seglem9 29508 axbtwnid 29510 axpasch 29512 axlowdimlem16 29528 axlowdimlem17 29529 axeuclidlem 29533 axeuclid 29534 axcontlem2 29536 axcontlem4 29538 axcontlem7 29541 axcontlem8 29542 |
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