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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 11647 | . . 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 11361 | . . 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 2114 ≠ wne 3018 (class class class)co 7158 ℝcr 10538 0cc0 10539 / cdiv 11299 ℕcn 11640 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1796 ax-4 1810 ax-5 1911 ax-6 1970 ax-7 2015 ax-8 2116 ax-9 2124 ax-10 2145 ax-11 2161 ax-12 2177 ax-ext 2795 ax-sep 5205 ax-nul 5212 ax-pow 5268 ax-pr 5332 ax-un 7463 ax-resscn 10596 ax-1cn 10597 ax-icn 10598 ax-addcl 10599 ax-addrcl 10600 ax-mulcl 10601 ax-mulrcl 10602 ax-mulcom 10603 ax-addass 10604 ax-mulass 10605 ax-distr 10606 ax-i2m1 10607 ax-1ne0 10608 ax-1rid 10609 ax-rnegex 10610 ax-rrecex 10611 ax-cnre 10612 ax-pre-lttri 10613 ax-pre-lttrn 10614 ax-pre-ltadd 10615 ax-pre-mulgt0 10616 |
This theorem depends on definitions: df-bi 209 df-an 399 df-or 844 df-3or 1084 df-3an 1085 df-tru 1540 df-ex 1781 df-nf 1785 df-sb 2070 df-mo 2622 df-eu 2654 df-clab 2802 df-cleq 2816 df-clel 2895 df-nfc 2965 df-ne 3019 df-nel 3126 df-ral 3145 df-rex 3146 df-reu 3147 df-rmo 3148 df-rab 3149 df-v 3498 df-sbc 3775 df-csb 3886 df-dif 3941 df-un 3943 df-in 3945 df-ss 3954 df-pss 3956 df-nul 4294 df-if 4470 df-pw 4543 df-sn 4570 df-pr 4572 df-tp 4574 df-op 4576 df-uni 4841 df-iun 4923 df-br 5069 df-opab 5131 df-mpt 5149 df-tr 5175 df-id 5462 df-eprel 5467 df-po 5476 df-so 5477 df-fr 5516 df-we 5518 df-xp 5563 df-rel 5564 df-cnv 5565 df-co 5566 df-dm 5567 df-rn 5568 df-res 5569 df-ima 5570 df-pred 6150 df-ord 6196 df-on 6197 df-lim 6198 df-suc 6199 df-iota 6316 df-fun 6359 df-fn 6360 df-f 6361 df-f1 6362 df-fo 6363 df-f1o 6364 df-fv 6365 df-riota 7116 df-ov 7161 df-oprab 7162 df-mpo 7163 df-om 7583 df-wrecs 7949 df-recs 8010 df-rdg 8048 df-er 8291 df-en 8512 df-dom 8513 df-sdom 8514 df-pnf 10679 df-mnf 10680 df-xr 10681 df-ltxr 10682 df-le 10683 df-sub 10874 df-neg 10875 df-div 11300 df-nn 11641 |
This theorem is referenced by: nnrecre 11682 nndivred 11694 fldiv2 13232 zmodcl 13262 iexpcyc 13572 sqrlem7 14610 expcnv 15221 ef01bndlem 15539 sin01bnd 15540 cos01bnd 15541 rpnnen2lem2 15570 rpnnen2lem3 15571 rpnnen2lem4 15572 rpnnen2lem9 15577 fldivp1 16235 ovoliunlem1 24105 dyadf 24194 dyadovol 24196 mbfi1fseqlem3 24320 mbfi1fseqlem4 24321 dveflem 24578 plyeq0lem 24802 tangtx 25093 tan4thpi 25102 root1id 25337 root1eq1 25338 root1cj 25339 cxpeq 25340 1cubrlem 25421 atan1 25508 log2tlbnd 25525 log2ublem1 25526 log2ublem2 25527 log2ub 25529 birthdaylem3 25533 birthday 25534 basellem5 25664 basellem8 25667 ppiub 25782 logfac2 25795 dchrptlem1 25842 dchrptlem2 25843 bposlem3 25864 bposlem4 25865 bposlem5 25866 bposlem6 25867 bposlem9 25870 vmadivsum 26060 dchrisum0lem1a 26064 dchrmusum2 26072 dchrvmasum2if 26075 dchrvmasumlem2 26076 dchrvmasumiflem1 26079 dchrvmasumiflem2 26080 dchrisum0re 26091 dchrisum0lem1b 26093 dchrisum0lem1 26094 dchrvmasumlem 26101 rplogsum 26105 mudivsum 26108 selberg2 26129 chpdifbndlem1 26131 selberg3lem1 26135 selbergr 26146 pntlemb 26175 pntlemg 26176 pntlemf 26183 snmlff 32578 sinccvglem 32917 circum 32919 poimirlem29 34923 poimirlem30 34924 poimirlem32 34926 |
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