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| Mirrors > Home > MPE Home > Th. List > zleltp1 | Structured version Visualization version GIF version | ||
| Description: Integer ordering relation. (Contributed by NM, 10-May-2004.) |
| Ref | Expression |
|---|---|
| zleltp1 | ⊢ ((𝑀 ∈ ℤ ∧ 𝑁 ∈ ℤ) → (𝑀 ≤ 𝑁 ↔ 𝑀 < (𝑁 + 1))) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | zre 12540 | . . 3 ⊢ (𝑀 ∈ ℤ → 𝑀 ∈ ℝ) | |
| 2 | zre 12540 | . . 3 ⊢ (𝑁 ∈ ℤ → 𝑁 ∈ ℝ) | |
| 3 | 1re 11181 | . . . 4 ⊢ 1 ∈ ℝ | |
| 4 | leadd1 11653 | . . . 4 ⊢ ((𝑀 ∈ ℝ ∧ 𝑁 ∈ ℝ ∧ 1 ∈ ℝ) → (𝑀 ≤ 𝑁 ↔ (𝑀 + 1) ≤ (𝑁 + 1))) | |
| 5 | 3, 4 | mp3an3 1452 | . . 3 ⊢ ((𝑀 ∈ ℝ ∧ 𝑁 ∈ ℝ) → (𝑀 ≤ 𝑁 ↔ (𝑀 + 1) ≤ (𝑁 + 1))) |
| 6 | 1, 2, 5 | syl2an 596 | . 2 ⊢ ((𝑀 ∈ ℤ ∧ 𝑁 ∈ ℤ) → (𝑀 ≤ 𝑁 ↔ (𝑀 + 1) ≤ (𝑁 + 1))) |
| 7 | peano2z 12581 | . . 3 ⊢ (𝑁 ∈ ℤ → (𝑁 + 1) ∈ ℤ) | |
| 8 | zltp1le 12590 | . . 3 ⊢ ((𝑀 ∈ ℤ ∧ (𝑁 + 1) ∈ ℤ) → (𝑀 < (𝑁 + 1) ↔ (𝑀 + 1) ≤ (𝑁 + 1))) | |
| 9 | 7, 8 | sylan2 593 | . 2 ⊢ ((𝑀 ∈ ℤ ∧ 𝑁 ∈ ℤ) → (𝑀 < (𝑁 + 1) ↔ (𝑀 + 1) ≤ (𝑁 + 1))) |
| 10 | 6, 9 | bitr4d 282 | 1 ⊢ ((𝑀 ∈ ℤ ∧ 𝑁 ∈ ℤ) → (𝑀 ≤ 𝑁 ↔ 𝑀 < (𝑁 + 1))) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ↔ wb 206 ∧ wa 395 ∈ wcel 2109 class class class wbr 5110 (class class class)co 7390 ℝcr 11074 1c1 11076 + caddc 11078 < clt 11215 ≤ cle 11216 ℤcz 12536 |
| 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 1967 ax-7 2008 ax-8 2111 ax-9 2119 ax-10 2142 ax-11 2158 ax-12 2178 ax-ext 2702 ax-sep 5254 ax-nul 5264 ax-pow 5323 ax-pr 5390 ax-un 7714 ax-resscn 11132 ax-1cn 11133 ax-icn 11134 ax-addcl 11135 ax-addrcl 11136 ax-mulcl 11137 ax-mulrcl 11138 ax-mulcom 11139 ax-addass 11140 ax-mulass 11141 ax-distr 11142 ax-i2m1 11143 ax-1ne0 11144 ax-1rid 11145 ax-rnegex 11146 ax-rrecex 11147 ax-cnre 11148 ax-pre-lttri 11149 ax-pre-lttrn 11150 ax-pre-ltadd 11151 ax-pre-mulgt0 11152 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 848 df-3or 1087 df-3an 1088 df-tru 1543 df-fal 1553 df-ex 1780 df-nf 1784 df-sb 2066 df-mo 2534 df-eu 2563 df-clab 2709 df-cleq 2722 df-clel 2804 df-nfc 2879 df-ne 2927 df-nel 3031 df-ral 3046 df-rex 3055 df-reu 3357 df-rab 3409 df-v 3452 df-sbc 3757 df-csb 3866 df-dif 3920 df-un 3922 df-in 3924 df-ss 3934 df-pss 3937 df-nul 4300 df-if 4492 df-pw 4568 df-sn 4593 df-pr 4595 df-op 4599 df-uni 4875 df-iun 4960 df-br 5111 df-opab 5173 df-mpt 5192 df-tr 5218 df-id 5536 df-eprel 5541 df-po 5549 df-so 5550 df-fr 5594 df-we 5596 df-xp 5647 df-rel 5648 df-cnv 5649 df-co 5650 df-dm 5651 df-rn 5652 df-res 5653 df-ima 5654 df-pred 6277 df-ord 6338 df-on 6339 df-lim 6340 df-suc 6341 df-iota 6467 df-fun 6516 df-fn 6517 df-f 6518 df-f1 6519 df-fo 6520 df-f1o 6521 df-fv 6522 df-riota 7347 df-ov 7393 df-oprab 7394 df-mpo 7395 df-om 7846 df-2nd 7972 df-frecs 8263 df-wrecs 8294 df-recs 8343 df-rdg 8381 df-er 8674 df-en 8922 df-dom 8923 df-sdom 8924 df-pnf 11217 df-mnf 11218 df-xr 11219 df-ltxr 11220 df-le 11221 df-sub 11414 df-neg 11415 df-nn 12194 df-n0 12450 df-z 12537 |
| This theorem is referenced by: zltlem1 12593 nnleltp1 12596 nn0leltp1 12600 suprzcl 12621 le9lt10 12683 uzwo 12877 flge 13774 flhalf 13799 om2uzlti 13922 seqf1olem1 14013 fz1isolem 14433 hashtpg 14457 ltoddhalfle 16338 prmind2 16662 prm23lt5 16792 prmreclem2 16895 prmgaplem8 17036 chfacfisf 22748 chfacfisfcpmat 22749 chfacfscmulgsum 22754 chfacfpmmulgsum 22758 plyco0 26104 plydivex 26212 logf1o2 26566 ang180lem3 26728 basellem3 27000 ppieq0 27093 chpeq0 27126 bposlem1 27202 bposlem6 27207 dchrvmasumiflem1 27419 mulog2sumlem2 27453 dp2lt10 32811 1smat1 33801 ballotlemfc0 34491 ballotlemfcc 34492 poimirlem24 37645 poimirlem28 37649 fdc 37746 sticksstones10 42150 sticksstones12a 42152 sticksstones12 42153 sticksstones22 42163 irrapxlem1 42817 pellexlem5 42828 jm2.24 42959 zltlesub 45290 dvnxpaek 45947 fourierdlem50 46161 zgeltp1eq 47314 odz2prm2pw 47568 fmtno4prmfac 47577 2pwp1prm 47594 nnsum3primesle9 47799 |
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