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| Mirrors > Home > ILE Home > Th. List > exlimddv | Unicode version | ||
| Description: Existential elimination rule of natural deduction. (Contributed by Mario Carneiro, 15-Jun-2016.) |
| Ref | Expression |
|---|---|
| exlimddv.1 |
|
| exlimddv.2 |
|
| Ref | Expression |
|---|---|
| exlimddv |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | exlimddv.1 |
. 2
| |
| 2 | exlimddv.2 |
. . . 4
| |
| 3 | 2 | ex 115 |
. . 3
|
| 4 | 3 | exlimdv 1872 |
. 2
|
| 5 | 1, 4 | mpd 13 |
1
|
| Colors of variables: wff set class |
| This proof depends on syntax axioms:
|
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 ax-ia3 108 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: fvmptdv2 5798 tfrlemi14d 6609 tfrexlem 6610 tfr1onlemres 6625 tfrcllemres 6638 tfrcldm 6639 erref 6832 1dom1el 7113 en2 7118 en2m 7119 xpdom2 7135 dom0 7144 xpen 7151 mapdom1g 7153 phplem4dom 7169 phplem4on 7175 fidceq 7177 dif1en 7189 fin0 7195 fin0or 7196 isinfinf 7207 eqsndc 7216 infm 7217 en2eqpr 7220 funisfsuppdc 7298 fiuni 7317 supelti 7348 djudom 7439 difinfsn 7446 enomnilem 7484 enmkvlem 7507 enwomnilem 7515 exmidfodomrlemim 7559 exmidaclem 7570 cc2lem 7638 cc3 7640 genpml 7890 genpmu 7891 ltexprlemm 7973 ltexprlemfl 7982 ltexprlemfu 7984 suplocsr 8182 axpre-suploc 8275 eqord1 8818 nn1suc 9332 nninfdcex 10688 zsupssdc 10689 seq3f1oleml 10973 zfz1isolem1 11313 eulerth 13039 4sqlem14 13211 4sqlem17 13214 4sqlem18 13215 ennnfonelemim 13372 exmidunben 13374 enctlem 13380 ctiunct 13388 unct 13390 omctfn 13391 omiunct 13392 relelbasov 13473 issubg2m 14050 gsump1 14246 gsumf1ofi 14249 gsummhmfi 14263 gsumressfi 14266 opprringb 14494 psrbagmax 15183 mplsubgfilemcl 15232 mplsubgfileminv 15233 lmff 15492 txcn 15518 suplociccreex 15867 suplociccex 15868 wlkvtxiedg 16808 wlkvtxiedgg 16809 wlkreslem 16841 eulerpathum 16944 3dom 17240 subctctexmid 17252 exmidsbthrlem 17290 sbthom 17294 |
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