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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 1506 | . 2 ⊢ (𝜑 → ∀𝑥𝜑) | |
2 | ax-17 1506 | . 2 ⊢ (𝜒 → ∀𝑥𝜒) | |
3 | exlimdv.1 | . 2 ⊢ (𝜑 → (𝜓 → 𝜒)) | |
4 | 1, 2, 3 | exlimdh 1575 | 1 ⊢ (𝜑 → (∃𝑥𝜓 → 𝜒)) |
Colors of variables: wff set class |
Syntax hints: → wi 4 ∃wex 1468 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 105 ax-5 1423 ax-gen 1425 ax-ie2 1470 ax-17 1506 |
This theorem depends on definitions: df-bi 116 |
This theorem is referenced by: ax11v2 1792 exlimdvv 1869 exlimddv 1870 tpid3g 3638 sssnm 3681 pwntru 4122 euotd 4176 ralxfr2d 4385 rexxfr2d 4386 releldmb 4776 relelrnb 4777 elres 4855 iss 4865 imain 5205 elunirn 5667 ovmpt4g 5893 oprssdmm 6069 op1steq 6077 fo2ndf 6124 reldmtpos 6150 rntpos 6154 tfrlemibacc 6223 tfrlemibxssdm 6224 tfrlemibfn 6225 tfrexlem 6231 tfr1onlembacc 6239 tfr1onlembxssdm 6240 tfr1onlembfn 6241 tfrcllembacc 6252 tfrcllembxssdm 6253 tfrcllembfn 6254 map0g 6582 xpdom3m 6728 phplem4 6749 phpm 6759 findcard2 6783 findcard2s 6784 ac6sfi 6792 fiintim 6817 xpfi 6818 fidcenum 6844 ordiso 6921 ctmlemr 6993 ctm 6994 ctssdc 6998 pm54.43 7046 exmidfodomrlemim 7057 recclnq 7200 ltexnqq 7216 ltbtwnnqq 7223 recexprlemss1l 7443 recexprlemss1u 7444 negm 9407 ioom 10038 seq3f1olemp 10275 fiinfnf1o 10532 fihashf1rn 10535 climcau 11116 summodclem2 11151 zsumdc 11153 isumz 11158 fsumf1o 11159 fisumss 11161 fsumcl2lem 11167 fsumadd 11175 fsummulc2 11217 ntrivcvgap 11317 prodmodclem2 11346 ennnfone 11938 enctlem 11945 unct 11954 eltg3 12226 tgtop 12237 tgidm 12243 tgrest 12338 tgcn 12377 xblm 12586 dvfgg 12826 dvcnp2cntop 12832 pwtrufal 13192 |
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