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Mirrors > Home > MPE Home > Th. List > nndivre | Structured version Visualization version GIF version |
Description: The quotient of a real and a positive integer is real. (Contributed by NM, 28-Nov-2008.) |
Ref | Expression |
---|---|
nndivre | ⊢ ((𝐴 ∈ ℝ ∧ 𝑁 ∈ ℕ) → (𝐴 / 𝑁) ∈ ℝ) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | nnre 11648 | . . 3 ⊢ (𝑁 ∈ ℕ → 𝑁 ∈ ℝ) | |
2 | nnne0 11674 | . . 3 ⊢ (𝑁 ∈ ℕ → 𝑁 ≠ 0) | |
3 | 1, 2 | jca 514 | . 2 ⊢ (𝑁 ∈ ℕ → (𝑁 ∈ ℝ ∧ 𝑁 ≠ 0)) |
4 | redivcl 11362 | . . 3 ⊢ ((𝐴 ∈ ℝ ∧ 𝑁 ∈ ℝ ∧ 𝑁 ≠ 0) → (𝐴 / 𝑁) ∈ ℝ) | |
5 | 4 | 3expb 1116 | . 2 ⊢ ((𝐴 ∈ ℝ ∧ (𝑁 ∈ ℝ ∧ 𝑁 ≠ 0)) → (𝐴 / 𝑁) ∈ ℝ) |
6 | 3, 5 | sylan2 594 | 1 ⊢ ((𝐴 ∈ ℝ ∧ 𝑁 ∈ ℕ) → (𝐴 / 𝑁) ∈ ℝ) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ∧ wa 398 ∈ wcel 2113 ≠ wne 3019 (class class class)co 7159 ℝcr 10539 0cc0 10540 / cdiv 11300 ℕcn 11641 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1795 ax-4 1809 ax-5 1910 ax-6 1969 ax-7 2014 ax-8 2115 ax-9 2123 ax-10 2144 ax-11 2160 ax-12 2176 ax-ext 2796 ax-sep 5206 ax-nul 5213 ax-pow 5269 ax-pr 5333 ax-un 7464 ax-resscn 10597 ax-1cn 10598 ax-icn 10599 ax-addcl 10600 ax-addrcl 10601 ax-mulcl 10602 ax-mulrcl 10603 ax-mulcom 10604 ax-addass 10605 ax-mulass 10606 ax-distr 10607 ax-i2m1 10608 ax-1ne0 10609 ax-1rid 10610 ax-rnegex 10611 ax-rrecex 10612 ax-cnre 10613 ax-pre-lttri 10614 ax-pre-lttrn 10615 ax-pre-ltadd 10616 ax-pre-mulgt0 10617 |
This theorem depends on definitions: df-bi 209 df-an 399 df-or 844 df-3or 1084 df-3an 1085 df-tru 1539 df-ex 1780 df-nf 1784 df-sb 2069 df-mo 2621 df-eu 2653 df-clab 2803 df-cleq 2817 df-clel 2896 df-nfc 2966 df-ne 3020 df-nel 3127 df-ral 3146 df-rex 3147 df-reu 3148 df-rmo 3149 df-rab 3150 df-v 3499 df-sbc 3776 df-csb 3887 df-dif 3942 df-un 3944 df-in 3946 df-ss 3955 df-pss 3957 df-nul 4295 df-if 4471 df-pw 4544 df-sn 4571 df-pr 4573 df-tp 4575 df-op 4577 df-uni 4842 df-iun 4924 df-br 5070 df-opab 5132 df-mpt 5150 df-tr 5176 df-id 5463 df-eprel 5468 df-po 5477 df-so 5478 df-fr 5517 df-we 5519 df-xp 5564 df-rel 5565 df-cnv 5566 df-co 5567 df-dm 5568 df-rn 5569 df-res 5570 df-ima 5571 df-pred 6151 df-ord 6197 df-on 6198 df-lim 6199 df-suc 6200 df-iota 6317 df-fun 6360 df-fn 6361 df-f 6362 df-f1 6363 df-fo 6364 df-f1o 6365 df-fv 6366 df-riota 7117 df-ov 7162 df-oprab 7163 df-mpo 7164 df-om 7584 df-wrecs 7950 df-recs 8011 df-rdg 8049 df-er 8292 df-en 8513 df-dom 8514 df-sdom 8515 df-pnf 10680 df-mnf 10681 df-xr 10682 df-ltxr 10683 df-le 10684 df-sub 10875 df-neg 10876 df-div 11301 df-nn 11642 |
This theorem is referenced by: nnrecre 11682 nndivred 11694 fldiv2 13232 zmodcl 13262 iexpcyc 13572 sqrlem7 14611 expcnv 15222 ef01bndlem 15540 sin01bnd 15541 cos01bnd 15542 rpnnen2lem2 15571 rpnnen2lem3 15572 rpnnen2lem4 15573 rpnnen2lem9 15578 fldivp1 16236 ovoliunlem1 24106 dyadf 24195 dyadovol 24197 mbfi1fseqlem3 24321 mbfi1fseqlem4 24322 dveflem 24579 plyeq0lem 24803 tangtx 25094 tan4thpi 25103 root1id 25338 root1eq1 25339 root1cj 25340 cxpeq 25341 1cubrlem 25422 atan1 25509 log2tlbnd 25526 log2ublem1 25527 log2ublem2 25528 log2ub 25530 birthdaylem3 25534 birthday 25535 basellem5 25665 basellem8 25668 ppiub 25783 logfac2 25796 dchrptlem1 25843 dchrptlem2 25844 bposlem3 25865 bposlem4 25866 bposlem5 25867 bposlem6 25868 bposlem9 25871 vmadivsum 26061 dchrisum0lem1a 26065 dchrmusum2 26073 dchrvmasum2if 26076 dchrvmasumlem2 26077 dchrvmasumiflem1 26080 dchrvmasumiflem2 26081 dchrisum0re 26092 dchrisum0lem1b 26094 dchrisum0lem1 26095 dchrvmasumlem 26102 rplogsum 26106 mudivsum 26109 selberg2 26130 chpdifbndlem1 26132 selberg3lem1 26136 selbergr 26147 pntlemb 26176 pntlemg 26177 pntlemf 26184 snmlff 32580 sinccvglem 32919 circum 32921 poimirlem29 34925 poimirlem30 34926 poimirlem32 34928 |
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