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Mirrors > Home > MPE Home > Th. List > Mathboxes > idn2 | Structured version Visualization version GIF version |
Description: Virtual deduction identity rule which is idd 24 with virtual deduction symbols. (Contributed by Alan Sare, 21-Apr-2011.) (Proof modification is discouraged.) (New usage is discouraged.) |
Ref | Expression |
---|---|
idn2 | ⊢ ( 𝜑 , 𝜓 ▶ 𝜓 ) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | idd 24 | . 2 ⊢ (𝜑 → (𝜓 → 𝜓)) | |
2 | 1 | dfvd2ir 37823 | 1 ⊢ ( 𝜑 , 𝜓 ▶ 𝜓 ) |
Colors of variables: wff setvar class |
Syntax hints: ( wvd2 37814 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 |
This theorem depends on definitions: df-bi 196 df-an 385 df-vd2 37815 |
This theorem is referenced by: trsspwALT 38067 sspwtr 38070 pwtrVD 38081 pwtrrVD 38082 snssiALTVD 38084 sstrALT2VD 38091 suctrALT2VD 38093 elex2VD 38095 elex22VD 38096 eqsbc3rVD 38097 tpid3gVD 38099 en3lplem1VD 38100 en3lplem2VD 38101 3ornot23VD 38104 orbi1rVD 38105 19.21a3con13vVD 38109 exbirVD 38110 exbiriVD 38111 rspsbc2VD 38112 tratrbVD 38119 syl5impVD 38121 ssralv2VD 38124 imbi12VD 38131 imbi13VD 38132 sbcim2gVD 38133 sbcbiVD 38134 truniALTVD 38136 trintALTVD 38138 onfrALTlem3VD 38145 onfrALTlem2VD 38147 onfrALTlem1VD 38148 relopabVD 38159 19.41rgVD 38160 hbimpgVD 38162 ax6e2eqVD 38165 ax6e2ndeqVD 38167 sb5ALTVD 38171 vk15.4jVD 38172 con3ALTVD 38174 |
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