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| Mirrors > Home > MPE Home > Th. List > zmod10 | Structured version Visualization version GIF version | ||
| Description: An integer modulo 1 is 0. (Contributed by Paul Chapman, 22-Jun-2011.) |
| Ref | Expression |
|---|---|
| zmod10 | ⊢ (𝑁 ∈ ℤ → (𝑁 mod 1) = 0) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | zre 12583 | . . 3 ⊢ (𝑁 ∈ ℤ → 𝑁 ∈ ℝ) | |
| 2 | modfrac 13905 | . . 3 ⊢ (𝑁 ∈ ℝ → (𝑁 mod 1) = (𝑁 − (⌊‘𝑁))) | |
| 3 | 1, 2 | syl 18 | . 2 ⊢ (𝑁 ∈ ℤ → (𝑁 mod 1) = (𝑁 − (⌊‘𝑁))) |
| 4 | flid 13829 | . . 3 ⊢ (𝑁 ∈ ℤ → (⌊‘𝑁) = 𝑁) | |
| 5 | 4 | oveq2d 7416 | . 2 ⊢ (𝑁 ∈ ℤ → (𝑁 − (⌊‘𝑁)) = (𝑁 − 𝑁)) |
| 6 | zcn 12584 | . . 3 ⊢ (𝑁 ∈ ℤ → 𝑁 ∈ ℂ) | |
| 7 | 6 | subidd 11545 | . 2 ⊢ (𝑁 ∈ ℤ → (𝑁 − 𝑁) = 0) |
| 8 | 3, 5, 7 | 3eqtrd 2804 | 1 ⊢ (𝑁 ∈ ℤ → (𝑁 mod 1) = 0) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 = wceq 1563 ∈ wcel 2145 ‘cfv 6525 (class class class)co 7400 ℝcr 11087 0cc0 11088 1c1 11089 − cmin 11429 ℤcz 12579 ⌊cfl 13811 mod cmo 13890 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1818 ax-4 1832 ax-5 1933 ax-6 1990 ax-7 2031 ax-8 2147 ax-9 2155 ax-10 2178 ax-11 2194 ax-12 2215 ax-ext 2737 ax-sep 5250 ax-nul 5260 ax-pow 5326 ax-pr 5394 ax-un 7722 ax-cnex 11144 ax-resscn 11145 ax-1cn 11146 ax-icn 11147 ax-addcl 11148 ax-addrcl 11149 ax-mulcl 11150 ax-mulrcl 11151 ax-mulcom 11152 ax-addass 11153 ax-mulass 11154 ax-distr 11155 ax-i2m1 11156 ax-1ne0 11157 ax-1rid 11158 ax-rnegex 11159 ax-rrecex 11160 ax-cnre 11161 ax-pre-lttri 11162 ax-pre-lttrn 11163 ax-pre-ltadd 11164 ax-pre-mulgt0 11165 ax-pre-sup 11166 |
| This theorem depends on definitions: df-bi 210 df-an 401 df-or 861 df-3or 1102 df-3an 1103 df-tru 1566 df-fal 1576 df-ex 1803 df-nf 1807 df-sb 2094 df-mo 2569 df-eu 2599 df-clab 2744 df-cleq 2757 df-clel 2840 df-nfc 2914 df-ne 2961 df-nel 3065 df-ral 3080 df-rex 3090 df-rmo 3370 df-reu 3371 df-rab 3418 df-v 3459 df-sbc 3748 df-csb 3856 df-dif 3910 df-un 3912 df-in 3914 df-ss 3924 df-pss 3927 df-nul 4289 df-if 4484 df-pw 4560 df-sn 4586 df-pr 4588 df-op 4592 df-uni 4868 df-iun 4953 df-br 5105 df-opab 5167 df-mpt 5186 df-tr 5212 df-id 5546 df-eprel 5551 df-po 5559 df-so 5560 df-fr 5604 df-we 5606 df-xp 5657 df-rel 5658 df-cnv 5659 df-co 5660 df-dm 5661 df-rn 5662 df-res 5663 df-ima 5664 df-pred 6291 df-ord 6352 df-on 6353 df-lim 6354 df-suc 6355 df-iota 6481 df-fun 6527 df-fn 6528 df-f 6529 df-f1 6530 df-fo 6531 df-f1o 6532 df-fv 6533 df-riota 7357 df-ov 7403 df-oprab 7404 df-mpo 7405 df-om 7851 df-2nd 7975 df-frecs 8266 df-wrecs 8297 df-recs 8346 df-rdg 8385 df-er 8682 df-en 8932 df-dom 8933 df-sdom 8934 df-sup 9390 df-inf 9391 df-pnf 11233 df-mnf 11234 df-xr 11235 df-ltxr 11236 df-le 11237 df-sub 11431 df-neg 11432 df-div 11860 df-nn 12222 df-n0 12493 df-z 12580 df-uz 12851 df-rp 13005 df-fl 13813 df-mod 13891 |
| This theorem is referenced by: zmod1congr 13909 bitsinv1 16488 smumullem 16538 1cshid 33187 |
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