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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 28980 | . 2 ⊢ (𝐴 ∈ (𝔼‘𝑁) → 𝐴:(1...𝑁)⟶ℝ) | |
| 2 | 1 | ffvelcdmda 7030 | 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 6492 (class class class)co 7360 ℝcr 11028 1c1 11030 ...cfz 13452 𝔼cee 28970 |
| 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 5231 ax-nul 5241 ax-pow 5302 ax-pr 5370 ax-un 7682 ax-cnex 11085 ax-resscn 11086 |
| 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 3391 df-v 3432 df-sbc 3730 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 5519 df-xp 5630 df-rel 5631 df-cnv 5632 df-co 5633 df-dm 5634 df-rn 5635 df-res 5636 df-ima 5637 df-iota 6448 df-fun 6494 df-fn 6495 df-f 6496 df-fv 6500 df-ov 7363 df-oprab 7364 df-mpo 7365 df-map 8768 df-ee 28973 |
| This theorem is referenced by: fveecn 28985 eqeelen 28987 brbtwn2 28988 colinearalglem4 28992 colinearalg 28993 eleesub 28994 eleesubd 28995 axcgrid 28999 axsegconlem1 29000 axsegconlem2 29001 axsegconlem3 29002 axsegconlem8 29007 axsegconlem9 29008 axsegconlem10 29009 ax5seglem3a 29013 ax5seg 29021 axpasch 29024 axeuclidlem 29045 axcontlem2 29048 |
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