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| Mirrors > Home > ILE Home > Th. List > exlimdv | GIF version | ||
| Description: Deduction from Theorem 19.23 of [Margaris] p. 90. (Contributed by NM, 27-Apr-1994.) |
| Ref | Expression |
|---|---|
| exlimdv.1 | ⊢ (𝜑 → (𝜓 → 𝜒)) |
| Ref | Expression |
|---|---|
| exlimdv | ⊢ (𝜑 → (∃𝑥𝜓 → 𝜒)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | ax-17 1579 | . 2 ⊢ (𝜑 → ∀𝑥𝜑) | |
| 2 | ax-17 1579 | . 2 ⊢ (𝜒 → ∀𝑥𝜒) | |
| 3 | exlimdv.1 | . 2 ⊢ (𝜑 → (𝜓 → 𝜒)) | |
| 4 | 1, 2, 3 | exlimdh 1649 | 1 ⊢ (𝜑 → (∃𝑥𝜓 → 𝜒)) |
| Colors of variables: wff set class |
| This proof depends on syntax axioms: → wi 4 ∃wex 1545 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 ax-5 1500 ax-gen 1502 ax-ie2 1547 ax-17 1579 |
| This proof depends on definitions: df-bi 117 |
| This theorem is used by: ax11v2 1873 exlimdvv 1953 exlimddv 1954 tpid3g 3828 sssnm 3879 pwntru 4336 euotd 4395 ralxfr2d 4610 rexxfr2d 4611 reldmm 5000 releldmb 5019 relelrnb 5020 elres 5099 iss 5109 imain 5463 elunirn 5972 ovmpt4g 6211 oprssdmm 6405 op1steq 6413 fo2ndf 6463 reldmtpos 6524 rntpos 6528 tfrlemibacc 6597 tfrlemibxssdm 6598 tfrlemibfn 6599 tfrexlem 6605 tfr1onlembacc 6613 tfr1onlembxssdm 6614 tfr1onlembfn 6615 tfrcllembacc 6626 tfrcllembxssdm 6627 tfrcllembfn 6628 map0g 6969 dom1o 7116 xpdom3m 7132 phplem4 7156 phpm 7167 findcard2 7193 findcard2s 7194 ac6sfi 7202 fiintim 7238 xpfi 7239 fidcenum 7273 ordiso 7376 ctmlemr 7448 ctm 7449 ctssdc 7453 pm54.43 7536 exmidfodomrlemim 7553 iftrueb01 7582 pw1m 7583 recclnq 7759 ltexnqq 7775 ltbtwnnqq 7782 recexprlemss1l 8002 recexprlemss1u 8003 negm 10015 ioom 10695 seq3f1olemp 10952 fiinfnf1o 11225 fihashf1rn 11227 hashf1 11287 climcau 12113 summodclem2 12149 zsumdc 12151 isumz 12156 fsumf1o 12157 fisumss 12159 fsumcl2lem 12165 fsumadd 12173 fsummulc2 12215 ntrivcvgap 12315 prodmodclem2 12344 zproddc 12346 prod1dc 12353 fprodf1o 12355 fprodssdc 12357 fprodmul 12358 nnmindc 12811 uzwodc 12814 pceu 13074 4sqlemafi 13174 4sqlem12 13181 ennnfone 13316 enctlem 13323 unct 13333 gzsumfzval 13711 sgrpidmndm 13733 gsumvalfi 14152 subrngintm 14520 subrgintm 14551 islssm 14694 lss0cl 14706 islidlm 14816 eltg3 15158 tgtop 15169 tgidm 15175 tgrest 15270 tgcn 15309 xblm 15518 dvfgg 15789 dvcnp2cntop 15800 2lgslem1 16210 pwtrufal 17027 |
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