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| Mirrors > Home > MPE Home > Th. List > fveere | Structured version Visualization version GIF version | ||
| Description: The function value of a point is a real. (Contributed by Scott Fenton, 10-Jun-2013.) |
| Ref | Expression |
|---|---|
| fveere | ⊢ ((𝐴 ∈ (𝔼‘𝑁) ∧ 𝐼 ∈ (1...𝑁)) → (𝐴‘𝐼) ∈ ℝ) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | eleei 28982 | . 2 ⊢ (𝐴 ∈ (𝔼‘𝑁) → 𝐴:(1...𝑁)⟶ℝ) | |
| 2 | 1 | ffvelcdmda 7038 | 1 ⊢ ((𝐴 ∈ (𝔼‘𝑁) ∧ 𝐼 ∈ (1...𝑁)) → (𝐴‘𝐼) ∈ ℝ) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∧ wa 395 ∈ wcel 2114 ‘cfv 6500 (class class class)co 7368 ℝcr 11037 1c1 11039 ...cfz 13435 𝔼cee 28972 |
| 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 5243 ax-nul 5253 ax-pow 5312 ax-pr 5379 ax-un 7690 ax-cnex 11094 ax-resscn 11095 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 849 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-ral 3053 df-rex 3063 df-rab 3402 df-v 3444 df-sbc 3743 df-dif 3906 df-un 3908 df-in 3910 df-ss 3920 df-nul 4288 df-if 4482 df-pw 4558 df-sn 4583 df-pr 4585 df-op 4589 df-uni 4866 df-br 5101 df-opab 5163 df-mpt 5182 df-id 5527 df-xp 5638 df-rel 5639 df-cnv 5640 df-co 5641 df-dm 5642 df-rn 5643 df-res 5644 df-ima 5645 df-iota 6456 df-fun 6502 df-fn 6503 df-f 6504 df-fv 6508 df-ov 7371 df-oprab 7372 df-mpo 7373 df-map 8777 df-ee 28975 |
| This theorem is referenced by: fveecn 28987 eqeelen 28989 brbtwn2 28990 colinearalglem4 28994 colinearalg 28995 eleesub 28996 eleesubd 28997 axcgrid 29001 axsegconlem1 29002 axsegconlem2 29003 axsegconlem3 29004 axsegconlem8 29009 axsegconlem9 29010 axsegconlem10 29011 ax5seglem3a 29015 ax5seg 29023 axpasch 29026 axeuclidlem 29047 axcontlem2 29050 |
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