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| Mirrors > Home > ILE Home > Th. List > ltm1d | GIF version | ||
| Description: A number minus 1 is less than itself. (Contributed by Mario Carneiro, 28-May-2016.) |
| Ref | Expression |
|---|---|
| ltp1d.1 | ⊢ (𝜑 → 𝐴 ∈ ℝ) |
| Ref | Expression |
|---|---|
| ltm1d | ⊢ (𝜑 → (𝐴 − 1) < 𝐴) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | ltp1d.1 | . 2 ⊢ (𝜑 → 𝐴 ∈ ℝ) | |
| 2 | ltm1 9119 | . 2 ⊢ (𝐴 ∈ ℝ → (𝐴 − 1) < 𝐴) | |
| 3 | 1, 2 | syl 14 | 1 ⊢ (𝜑 → (𝐴 − 1) < 𝐴) |
| Colors of variables: wff set class |
| Syntax hints: → wi 4 ∈ wcel 2203 class class class wbr 4108 (class class class)co 6049 ℝcr 8125 1c1 8127 < clt 8307 − cmin 8443 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 ax-ia2 107 ax-ia3 108 ax-in1 619 ax-in2 620 ax-io 717 ax-5 1496 ax-7 1497 ax-gen 1498 ax-ie1 1542 ax-ie2 1543 ax-8 1553 ax-10 1554 ax-11 1555 ax-i12 1556 ax-bndl 1558 ax-4 1559 ax-17 1575 ax-i9 1579 ax-ial 1583 ax-i5r 1584 ax-13 2205 ax-14 2206 ax-ext 2214 ax-sep 4227 ax-pow 4286 ax-pr 4321 ax-un 4553 ax-setind 4658 ax-cnex 8217 ax-resscn 8218 ax-1cn 8219 ax-1re 8220 ax-icn 8221 ax-addcl 8222 ax-addrcl 8223 ax-mulcl 8224 ax-addcom 8226 ax-addass 8228 ax-distr 8230 ax-i2m1 8231 ax-0lt1 8232 ax-0id 8234 ax-rnegex 8235 ax-cnre 8237 ax-pre-ltadd 8242 |
| This theorem depends on definitions: df-bi 117 df-3an 1007 df-tru 1401 df-fal 1404 df-nf 1510 df-sb 1812 df-eu 2083 df-mo 2084 df-clab 2219 df-cleq 2225 df-clel 2228 df-nfc 2373 df-ne 2413 df-nel 2508 df-ral 2525 df-rex 2526 df-reu 2527 df-rab 2529 df-v 2814 df-sbc 3042 df-dif 3212 df-un 3214 df-in 3216 df-ss 3223 df-pw 3670 df-sn 3694 df-pr 3695 df-op 3697 df-uni 3914 df-br 4109 df-opab 4171 df-id 4413 df-xp 4754 df-rel 4755 df-cnv 4756 df-co 4757 df-dm 4758 df-iota 5311 df-fun 5353 df-fv 5359 df-riota 6002 df-ov 6052 df-oprab 6053 df-mpo 6054 df-pnf 8309 df-mnf 8310 df-ltxr 8312 df-sub 8445 df-neg 8446 |
| This theorem is referenced by: suprzclex 9675 fzsuc2 10412 fzm1 10433 m1modnnsub1 10731 uzsinds 10805 iseqf1olemab 10863 zfz1isolemiso 11207 fsumm1 12098 isumsplit 12173 bitsfzolem 12636 fldivp1 13042 4sqlem12 13096 gsumsplit0 14055 hovera 15504 ivthdichlem 15508 wilthlem1 15840 lgsval2lem 15875 gausslemma2dlem0c 15916 lgsquadlem1 15942 lgsquadlem2 15943 clwwlknonex2lem2 16425 |
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