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| Mirrors > Home > ILE Home > Th. List > sinltxirr | GIF version | ||
| Description: The sine of a positive irrational number is less than its argument. Here irrational means apart from any rational number. (Contributed by Mario Carneiro, 29-Jul-2014.) |
| Ref | Expression |
|---|---|
| sinltxirr | ⊢ ((𝐴 ∈ ℝ+ ∧ ∀𝑞 ∈ ℚ 𝐴 # 𝑞) → (sin‘𝐴) < 𝐴) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | rpre 10044 | . . . . . 6 ⊢ (𝐴 ∈ ℝ+ → 𝐴 ∈ ℝ) | |
| 2 | 1 | adantr 276 | . . . . 5 ⊢ ((𝐴 ∈ ℝ+ ∧ ∀𝑞 ∈ ℚ 𝐴 # 𝑞) → 𝐴 ∈ ℝ) |
| 3 | 2 | adantr 276 | . . . 4 ⊢ (((𝐴 ∈ ℝ+ ∧ ∀𝑞 ∈ ℚ 𝐴 # 𝑞) ∧ 𝐴 < 1) → 𝐴 ∈ ℝ) |
| 4 | rpgt0 10049 | . . . . 5 ⊢ (𝐴 ∈ ℝ+ → 0 < 𝐴) | |
| 5 | 4 | ad2antrr 492 | . . . 4 ⊢ (((𝐴 ∈ ℝ+ ∧ ∀𝑞 ∈ ℚ 𝐴 # 𝑞) ∧ 𝐴 < 1) → 0 < 𝐴) |
| 6 | 1red 8335 | . . . . 5 ⊢ (((𝐴 ∈ ℝ+ ∧ ∀𝑞 ∈ ℚ 𝐴 # 𝑞) ∧ 𝐴 < 1) → 1 ∈ ℝ) | |
| 7 | simpr 110 | . . . . 5 ⊢ (((𝐴 ∈ ℝ+ ∧ ∀𝑞 ∈ ℚ 𝐴 # 𝑞) ∧ 𝐴 < 1) → 𝐴 < 1) | |
| 8 | 3, 6, 7 | ltled 8439 | . . . 4 ⊢ (((𝐴 ∈ ℝ+ ∧ ∀𝑞 ∈ ℚ 𝐴 # 𝑞) ∧ 𝐴 < 1) → 𝐴 ≤ 1) |
| 9 | 0xr 8366 | . . . . 5 ⊢ 0 ∈ ℝ* | |
| 10 | 1re 8319 | . . . . 5 ⊢ 1 ∈ ℝ | |
| 11 | elioc2 10321 | . . . . 5 ⊢ ((0 ∈ ℝ* ∧ 1 ∈ ℝ) → (𝐴 ∈ (0(,]1) ↔ (𝐴 ∈ ℝ ∧ 0 < 𝐴 ∧ 𝐴 ≤ 1))) | |
| 12 | 9, 10, 11 | mp2an 430 | . . . 4 ⊢ (𝐴 ∈ (0(,]1) ↔ (𝐴 ∈ ℝ ∧ 0 < 𝐴 ∧ 𝐴 ≤ 1)) |
| 13 | 3, 5, 8, 12 | syl3anbrc 1212 | . . 3 ⊢ (((𝐴 ∈ ℝ+ ∧ ∀𝑞 ∈ ℚ 𝐴 # 𝑞) ∧ 𝐴 < 1) → 𝐴 ∈ (0(,]1)) |
| 14 | sin01bnd 12507 | . . . 4 ⊢ (𝐴 ∈ (0(,]1) → ((𝐴 − ((𝐴↑3) / 3)) < (sin‘𝐴) ∧ (sin‘𝐴) < 𝐴)) | |
| 15 | 14 | simprd 114 | . . 3 ⊢ (𝐴 ∈ (0(,]1) → (sin‘𝐴) < 𝐴) |
| 16 | 13, 15 | syl 14 | . 2 ⊢ (((𝐴 ∈ ℝ+ ∧ ∀𝑞 ∈ ℚ 𝐴 # 𝑞) ∧ 𝐴 < 1) → (sin‘𝐴) < 𝐴) |
| 17 | 2 | adantr 276 | . . . 4 ⊢ (((𝐴 ∈ ℝ+ ∧ ∀𝑞 ∈ ℚ 𝐴 # 𝑞) ∧ 1 < 𝐴) → 𝐴 ∈ ℝ) |
| 18 | 17 | resincld 12473 | . . 3 ⊢ (((𝐴 ∈ ℝ+ ∧ ∀𝑞 ∈ ℚ 𝐴 # 𝑞) ∧ 1 < 𝐴) → (sin‘𝐴) ∈ ℝ) |
| 19 | 1red 8335 | . . 3 ⊢ (((𝐴 ∈ ℝ+ ∧ ∀𝑞 ∈ ℚ 𝐴 # 𝑞) ∧ 1 < 𝐴) → 1 ∈ ℝ) | |
| 20 | sinbnd 12502 | . . . . 5 ⊢ (𝐴 ∈ ℝ → (-1 ≤ (sin‘𝐴) ∧ (sin‘𝐴) ≤ 1)) | |
| 21 | 20 | simprd 114 | . . . 4 ⊢ (𝐴 ∈ ℝ → (sin‘𝐴) ≤ 1) |
| 22 | 17, 21 | syl 14 | . . 3 ⊢ (((𝐴 ∈ ℝ+ ∧ ∀𝑞 ∈ ℚ 𝐴 # 𝑞) ∧ 1 < 𝐴) → (sin‘𝐴) ≤ 1) |
| 23 | simpr 110 | . . 3 ⊢ (((𝐴 ∈ ℝ+ ∧ ∀𝑞 ∈ ℚ 𝐴 # 𝑞) ∧ 1 < 𝐴) → 1 < 𝐴) | |
| 24 | 18, 19, 17, 22, 23 | lelttrd 8445 | . 2 ⊢ (((𝐴 ∈ ℝ+ ∧ ∀𝑞 ∈ ℚ 𝐴 # 𝑞) ∧ 1 < 𝐴) → (sin‘𝐴) < 𝐴) |
| 25 | breq2 4132 | . . . 4 ⊢ (𝑞 = 1 → (𝐴 # 𝑞 ↔ 𝐴 # 1)) | |
| 26 | simpr 110 | . . . 4 ⊢ ((𝐴 ∈ ℝ+ ∧ ∀𝑞 ∈ ℚ 𝐴 # 𝑞) → ∀𝑞 ∈ ℚ 𝐴 # 𝑞) | |
| 27 | 1z 9653 | . . . . 5 ⊢ 1 ∈ ℤ | |
| 28 | zq 10009 | . . . . 5 ⊢ (1 ∈ ℤ → 1 ∈ ℚ) | |
| 29 | 27, 28 | mp1i 10 | . . . 4 ⊢ ((𝐴 ∈ ℝ+ ∧ ∀𝑞 ∈ ℚ 𝐴 # 𝑞) → 1 ∈ ℚ) |
| 30 | 25, 26, 29 | rspcdva 2934 | . . 3 ⊢ ((𝐴 ∈ ℝ+ ∧ ∀𝑞 ∈ ℚ 𝐴 # 𝑞) → 𝐴 # 1) |
| 31 | reaplt 8910 | . . . 4 ⊢ ((𝐴 ∈ ℝ ∧ 1 ∈ ℝ) → (𝐴 # 1 ↔ (𝐴 < 1 ∨ 1 < 𝐴))) | |
| 32 | 2, 10, 31 | sylancl 417 | . . 3 ⊢ ((𝐴 ∈ ℝ+ ∧ ∀𝑞 ∈ ℚ 𝐴 # 𝑞) → (𝐴 # 1 ↔ (𝐴 < 1 ∨ 1 < 𝐴))) |
| 33 | 30, 32 | mpbid 147 | . 2 ⊢ ((𝐴 ∈ ℝ+ ∧ ∀𝑞 ∈ ℚ 𝐴 # 𝑞) → (𝐴 < 1 ∨ 1 < 𝐴)) |
| 34 | 16, 24, 33 | mpjaodan 810 | 1 ⊢ ((𝐴 ∈ ℝ+ ∧ ∀𝑞 ∈ ℚ 𝐴 # 𝑞) → (sin‘𝐴) < 𝐴) |
| Colors of variables: wff set class |
| Syntax hints: → wi 4 ∧ wa 104 ↔ wb 105 ∨ wo 720 ∧ w3a 1009 ∈ wcel 2209 ∀wral 2528 class class class wbr 4128 ‘cfv 5375 (class class class)co 6079 ℝcr 8172 0cc0 8173 1c1 8174 ℝ*cxr 8353 < clt 8354 ≤ cle 8355 − cmin 8491 -cneg 8492 # cap 8903 / cdiv 8996 3c3 9339 ℤcz 9627 ℚcq 10002 ℝ+crp 10037 (,]cioc 10274 ↑cexp 10958 sincsin 12394 |
| 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 623 ax-in2 624 ax-io 721 ax-5 1500 ax-7 1501 ax-gen 1502 ax-ie1 1546 ax-ie2 1547 ax-8 1557 ax-10 1558 ax-11 1559 ax-i12 1560 ax-bndl 1562 ax-4 1563 ax-17 1579 ax-i9 1583 ax-ial 1587 ax-i5r 1588 ax-14 2212 ax-ext 2220 ax-coll 4244 ax-sep 4247 ax-nul 4257 ax-pow 4309 ax-pr 4344 ax-un 4576 ax-setind 4682 ax-iinf 4733 ax-cnex 8264 ax-resscn 8265 ax-1cn 8266 ax-1re 8267 ax-icn 8268 ax-addcl 8269 ax-addrcl 8270 ax-mulcl 8271 ax-mulrcl 8272 ax-addcom 8273 ax-mulcom 8274 ax-addass 8275 ax-mulass 8276 ax-distr 8277 ax-i2m1 8278 ax-0lt1 8279 ax-1rid 8280 ax-0id 8281 ax-rnegex 8282 ax-precex 8283 ax-cnre 8284 ax-pre-ltirr 8285 ax-pre-ltwlin 8286 ax-pre-lttrn 8287 ax-pre-apti 8288 ax-pre-ltadd 8289 ax-pre-mulgt0 8290 ax-pre-mulext 8291 ax-arch 8292 ax-caucvg 8293 |
| This theorem depends on definitions: df-bi 117 df-dc 847 df-3or 1010 df-3an 1011 df-tru 1405 df-fal 1408 df-nf 1514 df-sb 1816 df-eu 2089 df-mo 2090 df-clab 2225 df-cleq 2231 df-clel 2234 df-nfc 2381 df-ne 2421 df-nel 2516 df-ral 2533 df-rex 2534 df-reu 2535 df-rmo 2536 df-rab 2537 df-v 2823 df-sbc 3052 df-csb 3148 df-dif 3222 df-un 3224 df-in 3226 df-ss 3233 df-nul 3521 df-if 3639 df-pw 3690 df-sn 3714 df-pr 3715 df-op 3717 df-uni 3934 df-int 3969 df-iun 4012 df-disj 4105 df-br 4129 df-opab 4191 df-mpt 4192 df-tr 4228 df-id 4436 df-po 4439 df-iso 4440 df-iord 4509 df-on 4511 df-ilim 4512 df-suc 4514 df-iom 4736 df-xp 4778 df-rel 4779 df-cnv 4780 df-co 4781 df-dm 4782 df-rn 4783 df-res 4784 df-ima 4785 df-iota 5335 df-fun 5377 df-fn 5378 df-f 5379 df-f1 5380 df-fo 5381 df-f1o 5382 df-fv 5383 df-isom 5384 df-riota 6032 df-ov 6082 df-oprab 6083 df-mpo 6084 df-1st 6368 df-2nd 6369 df-recs 6570 df-irdg 6635 df-frec 6656 df-1o 6681 df-oadd 6685 df-er 6801 df-en 7017 df-dom 7018 df-fin 7019 df-sup 7318 df-pnf 8356 df-mnf 8357 df-xr 8358 df-ltxr 8359 df-le 8360 df-sub 8493 df-neg 8494 df-reap 8897 df-ap 8904 df-div 8997 df-inn 9288 df-2 9346 df-3 9347 df-4 9348 df-5 9349 df-6 9350 df-7 9351 df-8 9352 df-n0 9547 df-z 9628 df-uz 9905 df-q 10003 df-rp 10038 df-ioc 10278 df-ico 10279 df-fz 10395 df-fzo 10533 df-seqfrec 10868 df-exp 10959 df-fac 11147 df-bc 11169 df-ihash 11198 df-shft 11563 df-cj 11590 df-re 11591 df-im 11592 df-rsqrt 11747 df-abs 11748 df-clim 12028 df-sumdc 12103 df-ef 12398 df-sin 12400 df-cos 12401 |
| This theorem is referenced by: (None) |
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