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| Mirrors > Home > MPE Home > Th. List > Mathboxes > sinhf | Structured version Visualization version GIF version | ||
| Description: Domain and codomain of the sinh function. (Contributed by Jon Pennant, 9-Sep-2026.) |
| Ref | Expression |
|---|---|
| sinhf | ⊢ sinh:ℂ⟶ℂ |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | df-sinh 51116 | . 2 ⊢ sinh = (𝑥 ∈ ℂ ↦ ((sin‘(i · 𝑥)) / i)) | |
| 2 | ax-icn 11289 | . . . . . 6 ⊢ i ∈ ℂ | |
| 3 | 2 | a1i 11 | . . . . 5 ⊢ (𝑥 ∈ ℂ → i ∈ ℂ) |
| 4 | id 23 | . . . . 5 ⊢ (𝑥 ∈ ℂ → 𝑥 ∈ ℂ) | |
| 5 | 3, 4 | mulcld 11359 | . . . 4 ⊢ (𝑥 ∈ ℂ → (i · 𝑥) ∈ ℂ) |
| 6 | 5 | sincld 16330 | . . 3 ⊢ (𝑥 ∈ ℂ → (sin‘(i · 𝑥)) ∈ ℂ) |
| 7 | ine0 11781 | . . . 4 ⊢ i ≠ 0 | |
| 8 | 7 | a1i 11 | . . 3 ⊢ (𝑥 ∈ ℂ → i ≠ 0) |
| 9 | 6, 3, 8 | divcld 12123 | . 2 ⊢ (𝑥 ∈ ℂ → ((sin‘(i · 𝑥)) / i) ∈ ℂ) |
| 10 | 1, 9 | fmpti 7139 | 1 ⊢ sinh:ℂ⟶ℂ |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: ∈ wcel 2147 ≠ wne 2959 ⟶wf 6557 ‘cfv 6561 (class class class)co 7446 ℂcc 11228 0cc0 11230 ici 11232 · cmul 11235 / cdiv 12003 sincsin 16261 sinhcsinh 51113 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1828 ax-4 1842 ax-5 1945 ax-6 2002 ax-7 2043 ax-8 2149 ax-9 2157 ax-10 2180 ax-11 2197 ax-12 2216 ax-ext 2735 ax-rep 5236 ax-sep 5253 ax-nul 5264 ax-pow 5332 ax-pr 5396 ax-un 7778 ax-inf2 9672 ax-cnex 11286 ax-resscn 11287 ax-1cn 11288 ax-icn 11289 ax-addcl 11290 ax-addrcl 11291 ax-mulcl 11292 ax-mulrcl 11293 ax-mulcom 11294 ax-addass 11295 ax-mulass 11296 ax-distr 11297 ax-i2m1 11298 ax-1ne0 11299 ax-1rid 11300 ax-rnegex 11301 ax-rrecex 11302 ax-cnre 11303 ax-pre-lttri 11304 ax-pre-lttrn 11305 ax-pre-ltadd 11306 ax-pre-mulgt0 11307 ax-pre-sup 11308 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3or 1104 df-3an 1105 df-tru 1573 df-fal 1583 df-ex 1813 df-nf 1817 df-sb 2102 df-mo 2567 df-eu 2597 df-clab 2742 df-cleq 2755 df-clel 2839 df-nfc 2913 df-ne 2960 df-nel 3066 df-ral 3081 df-rex 3091 df-rmo 3369 df-reu 3370 df-rab 3417 df-v 3456 df-sbc 3743 df-csb 3852 df-ss 3901 df-pss 4017 df-dif 4050 df-in 4094 df-un 4154 df-nul 4282 df-if 4486 df-pw 4562 df-sn 4589 df-pr 4591 df-op 4839 df-uni 4871 df-int 4911 df-iun 4956 df-br 5107 df-opab 5172 df-mpt 5191 df-tr 5217 df-id 5551 df-eprel 5556 df-po 5564 df-so 5565 df-fr 5609 df-se 5610 df-we 5611 df-xp 5662 df-rel 5663 df-cnv 5664 df-co 5665 df-dm 5666 df-rn 5667 df-res 5668 df-ima 5669 df-pred 6325 df-ord 6386 df-on 6387 df-lim 6388 df-suc 6389 df-iota 6515 df-fun 6563 df-fn 6564 df-f 6565 df-f1 6566 df-fo 6567 df-f1o 6568 df-fv 6569 df-isom 6570 df-riota 7403 df-ov 7449 df-oprab 7450 df-mpo 7451 df-om 7905 df-1st 8028 df-2nd 8029 df-frecs 8330 df-wrecs 8361 df-recs 8410 df-rdg 8449 df-1o 8507 df-er 8748 df-pm 8881 df-en 9005 df-dom 9006 df-sdom 9007 df-fin 9008 df-sup 9464 df-inf 9465 df-oi 9534 df-card 10050 df-pnf 11375 df-mnf 11376 df-xr 11377 df-ltxr 11378 df-le 11379 df-sub 11573 df-neg 11574 df-div 12004 df-nn 12366 df-2 12435 df-3 12436 df-n0 12637 df-z 12724 df-uz 12996 df-rp 13151 df-ico 13512 df-fz 13670 df-fzo 13819 df-fl 13962 df-seq 14175 df-exp 14235 df-fac 14448 df-hash 14505 df-shft 15252 df-cj 15298 df-re 15299 df-im 15300 df-sqrt 15434 df-abs 15435 df-limsup 15670 df-clim 15687 df-rlim 15688 df-sum 15886 df-ef 16265 df-sin 16267 df-sinh 51116 |
| This theorem is used by: sinhcl 51124 sinhsub 51140 coshsub 51141 |
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