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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 29055 | . 2 ⊢ (𝐴 ∈ (𝔼‘𝑁) → 𝐴:(1...𝑁)⟶ℝ) | |
| 2 | 1 | ffvelcdmda 7060 | 1 ⊢ ((𝐴 ∈ (𝔼‘𝑁) ∧ 𝐼 ∈ (1...𝑁)) → (𝐴‘𝐼) ∈ ℝ) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∧ wa 399 ∈ wcel 2141 ‘cfv 6516 (class class class)co 7391 ℝcr 11066 1c1 11068 ...cfz 13506 𝔼cee 29045 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1814 ax-4 1828 ax-5 1929 ax-6 1986 ax-7 2027 ax-8 2143 ax-9 2151 ax-10 2174 ax-11 2190 ax-12 2211 ax-ext 2733 ax-sep 5243 ax-nul 5253 ax-pow 5319 ax-pr 5387 ax-un 7713 ax-cnex 11123 ax-resscn 11124 |
| This theorem depends on definitions: df-bi 209 df-an 400 df-or 859 df-3an 1099 df-tru 1562 df-fal 1572 df-ex 1799 df-nf 1803 df-sb 2090 df-mo 2565 df-eu 2595 df-clab 2740 df-cleq 2753 df-clel 2836 df-nfc 2910 df-ne 2957 df-ral 3076 df-rex 3086 df-rab 3414 df-v 3455 df-sbc 3743 df-dif 3905 df-un 3907 df-in 3909 df-ss 3919 df-nul 4284 df-if 4478 df-pw 4554 df-sn 4580 df-pr 4582 df-op 4586 df-uni 4863 df-br 5098 df-opab 5160 df-mpt 5179 df-id 5538 df-xp 5649 df-rel 5650 df-cnv 5651 df-co 5652 df-dm 5653 df-rn 5654 df-res 5655 df-ima 5656 df-iota 6472 df-fun 6518 df-fn 6519 df-f 6520 df-fv 6524 df-ov 7394 df-oprab 7395 df-mpo 7396 df-map 8804 df-ee 29048 |
| This theorem is referenced by: fveecn 29060 eqeelen 29062 brbtwn2 29063 colinearalglem4 29067 colinearalg 29068 eleesub 29069 eleesubd 29070 axcgrid 29074 axsegconlem1 29075 axsegconlem2 29076 axsegconlem3 29077 axsegconlem8 29082 axsegconlem9 29083 axsegconlem10 29084 ax5seglem3a 29088 ax5seg 29096 axpasch 29099 axeuclidlem 29120 axcontlem2 29123 |
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