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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 9989 | . . . . . 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 9994 | . . . . 5 ⊢ (𝐴 ∈ ℝ+ → 0 < 𝐴) | |
| 5 | 4 | ad2antrr 488 | . . . 4 ⊢ (((𝐴 ∈ ℝ+ ∧ ∀𝑞 ∈ ℚ 𝐴 # 𝑞) ∧ 𝐴 < 1) → 0 < 𝐴) |
| 6 | 1red 8285 | . . . . 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 8388 | . . . 4 ⊢ (((𝐴 ∈ ℝ+ ∧ ∀𝑞 ∈ ℚ 𝐴 # 𝑞) ∧ 𝐴 < 1) → 𝐴 ≤ 1) |
| 9 | 0xr 8316 | . . . . 5 ⊢ 0 ∈ ℝ* | |
| 10 | 1re 8269 | . . . . 5 ⊢ 1 ∈ ℝ | |
| 11 | elioc2 10265 | . . . . 5 ⊢ ((0 ∈ ℝ* ∧ 1 ∈ ℝ) → (𝐴 ∈ (0(,]1) ↔ (𝐴 ∈ ℝ ∧ 0 < 𝐴 ∧ 𝐴 ≤ 1))) | |
| 12 | 9, 10, 11 | mp2an 426 | . . . 4 ⊢ (𝐴 ∈ (0(,]1) ↔ (𝐴 ∈ ℝ ∧ 0 < 𝐴 ∧ 𝐴 ≤ 1)) |
| 13 | 3, 5, 8, 12 | syl3anbrc 1208 | . . 3 ⊢ (((𝐴 ∈ ℝ+ ∧ ∀𝑞 ∈ ℚ 𝐴 # 𝑞) ∧ 𝐴 < 1) → 𝐴 ∈ (0(,]1)) |
| 14 | sin01bnd 12436 | . . . 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 12402 | . . 3 ⊢ (((𝐴 ∈ ℝ+ ∧ ∀𝑞 ∈ ℚ 𝐴 # 𝑞) ∧ 1 < 𝐴) → (sin‘𝐴) ∈ ℝ) |
| 19 | 1red 8285 | . . 3 ⊢ (((𝐴 ∈ ℝ+ ∧ ∀𝑞 ∈ ℚ 𝐴 # 𝑞) ∧ 1 < 𝐴) → 1 ∈ ℝ) | |
| 20 | sinbnd 12431 | . . . . 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 8394 | . 2 ⊢ (((𝐴 ∈ ℝ+ ∧ ∀𝑞 ∈ ℚ 𝐴 # 𝑞) ∧ 1 < 𝐴) → (sin‘𝐴) < 𝐴) |
| 25 | breq2 4112 | . . . 4 ⊢ (𝑞 = 1 → (𝐴 # 𝑞 ↔ 𝐴 # 1)) | |
| 26 | simpr 110 | . . . 4 ⊢ ((𝐴 ∈ ℝ+ ∧ ∀𝑞 ∈ ℚ 𝐴 # 𝑞) → ∀𝑞 ∈ ℚ 𝐴 # 𝑞) | |
| 27 | 1z 9599 | . . . . 5 ⊢ 1 ∈ ℤ | |
| 28 | zq 9954 | . . . . 5 ⊢ (1 ∈ ℤ → 1 ∈ ℚ) | |
| 29 | 27, 28 | mp1i 10 | . . . 4 ⊢ ((𝐴 ∈ ℝ+ ∧ ∀𝑞 ∈ ℚ 𝐴 # 𝑞) → 1 ∈ ℚ) |
| 30 | 25, 26, 29 | rspcdva 2925 | . . 3 ⊢ ((𝐴 ∈ ℝ+ ∧ ∀𝑞 ∈ ℚ 𝐴 # 𝑞) → 𝐴 # 1) |
| 31 | reaplt 8858 | . . . 4 ⊢ ((𝐴 ∈ ℝ ∧ 1 ∈ ℝ) → (𝐴 # 1 ↔ (𝐴 < 1 ∨ 1 < 𝐴))) | |
| 32 | 2, 10, 31 | sylancl 413 | . . 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 806 | 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 716 ∧ w3a 1005 ∈ wcel 2203 ∀wral 2520 class class class wbr 4108 ‘cfv 5351 (class class class)co 6049 ℝcr 8122 0cc0 8123 1c1 8124 ℝ*cxr 8303 < clt 8304 ≤ cle 8305 − cmin 8440 -cneg 8441 # cap 8851 / cdiv 8942 3c3 9285 ℤcz 9573 ℚcq 9947 ℝ+crp 9982 (,]cioc 10218 ↑cexp 10896 sincsin 12323 |
| 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-coll 4224 ax-sep 4227 ax-nul 4235 ax-pow 4286 ax-pr 4321 ax-un 4553 ax-setind 4658 ax-iinf 4709 ax-cnex 8214 ax-resscn 8215 ax-1cn 8216 ax-1re 8217 ax-icn 8218 ax-addcl 8219 ax-addrcl 8220 ax-mulcl 8221 ax-mulrcl 8222 ax-addcom 8223 ax-mulcom 8224 ax-addass 8225 ax-mulass 8226 ax-distr 8227 ax-i2m1 8228 ax-0lt1 8229 ax-1rid 8230 ax-0id 8231 ax-rnegex 8232 ax-precex 8233 ax-cnre 8234 ax-pre-ltirr 8235 ax-pre-ltwlin 8236 ax-pre-lttrn 8237 ax-pre-apti 8238 ax-pre-ltadd 8239 ax-pre-mulgt0 8240 ax-pre-mulext 8241 ax-arch 8242 ax-caucvg 8243 |
| This theorem depends on definitions: df-bi 117 df-dc 843 df-3or 1006 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-rmo 2528 df-rab 2529 df-v 2814 df-sbc 3042 df-csb 3138 df-dif 3212 df-un 3214 df-in 3216 df-ss 3223 df-nul 3508 df-if 3620 df-pw 3670 df-sn 3694 df-pr 3695 df-op 3697 df-uni 3914 df-int 3949 df-iun 3992 df-disj 4085 df-br 4109 df-opab 4171 df-mpt 4172 df-tr 4208 df-id 4413 df-po 4416 df-iso 4417 df-iord 4486 df-on 4488 df-ilim 4489 df-suc 4491 df-iom 4712 df-xp 4754 df-rel 4755 df-cnv 4756 df-co 4757 df-dm 4758 df-rn 4759 df-res 4760 df-ima 4761 df-iota 5311 df-fun 5353 df-fn 5354 df-f 5355 df-f1 5356 df-fo 5357 df-f1o 5358 df-fv 5359 df-isom 5360 df-riota 6002 df-ov 6052 df-oprab 6053 df-mpo 6054 df-1st 6333 df-2nd 6334 df-recs 6535 df-irdg 6600 df-frec 6621 df-1o 6646 df-oadd 6650 df-er 6766 df-en 6975 df-dom 6976 df-fin 6977 df-sup 7274 df-pnf 8306 df-mnf 8307 df-xr 8308 df-ltxr 8309 df-le 8310 df-sub 8442 df-neg 8443 df-reap 8845 df-ap 8852 df-div 8943 df-inn 9234 df-2 9292 df-3 9293 df-4 9294 df-5 9295 df-6 9296 df-7 9297 df-8 9298 df-n0 9493 df-z 9574 df-uz 9850 df-q 9948 df-rp 9983 df-ioc 10222 df-ico 10223 df-fz 10339 df-fzo 10473 df-seqfrec 10806 df-exp 10897 df-fac 11084 df-bc 11106 df-ihash 11134 df-shft 11493 df-cj 11520 df-re 11521 df-im 11522 df-rsqrt 11676 df-abs 11677 df-clim 11957 df-sumdc 12032 df-ef 12327 df-sin 12329 df-cos 12330 |
| This theorem is referenced by: (None) |
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