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| Mirrors > Home > MPE Home > Th. List > axlowdimlem1 | Structured version Visualization version GIF version | ||
| Description: Lemma for axlowdim 29521. Establish a particular constant function as a function. (Contributed by Scott Fenton, 29-Jun-2013.) |
| Ref | Expression |
|---|---|
| axlowdimlem1 | ⊢ ((3...𝑁) × {0}):(3...𝑁)⟶ℝ |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | 0re 11291 | . 2 ⊢ 0 ∈ ℝ | |
| 2 | 1 | fconst6 6764 | 1 ⊢ ((3...𝑁) × {0}):(3...𝑁)⟶ℝ |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: {csn 4584 × cxp 5649 ⟶wf 6527 (class class class)co 7412 ℝcr 11180 0cc0 11181 3c3 12379 ...cfz 13620 |
| 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-pr 5391 ax-1cn 11239 ax-addrcl 11242 ax-rnegex 11252 ax-cnre 11254 |
| 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-dif 3902 df-un 3904 df-in 3906 df-ss 3916 df-nul 4280 df-if 4483 df-sn 4585 df-pr 4587 df-op 4591 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-fun 6533 df-fn 6534 df-f 6535 |
| This theorem is used by: axlowdimlem5 29506 axlowdimlem6 29507 axlowdimlem17 29518 |
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