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Mirrors > Home > MPE Home > Th. List > orci | Structured version Visualization version GIF version |
Description: Deduction introducing a disjunct. (Contributed by NM, 19-Jan-2008.) (Proof shortened by Wolf Lammen, 14-Nov-2012.) |
Ref | Expression |
---|---|
orci.1 | ⊢ 𝜑 |
Ref | Expression |
---|---|
orci | ⊢ (𝜑 ∨ 𝜓) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | orci.1 | . . 3 ⊢ 𝜑 | |
2 | 1 | pm2.24i 153 | . 2 ⊢ (¬ 𝜑 → 𝜓) |
3 | 2 | orri 859 | 1 ⊢ (𝜑 ∨ 𝜓) |
Colors of variables: wff setvar class |
Syntax hints: ∨ wo 844 |
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 210 df-or 845 |
This theorem is referenced by: truorfal 1576 trunortruOLD 1588 trunorfalOLD 1590 prid1g 4656 isso2i 5472 mpo0v 7217 0wdom 9018 nneo 12054 mnfltpnf 12509 bcpasc 13677 isumless 15192 binomfallfaclem2 15386 lcmfunsnlem2lem1 15972 srabase 19943 sraaddg 19944 sramulr 19945 m2detleib 21236 fctop 21609 cctop 21611 ovoliunnul 24111 vitalilem5 24216 logtayl 25251 bpos1 25867 usgrexmpldifpr 27048 cffldtocusgr 27237 pthdlem2 27557 inindif 30287 disjunsn 30357 circlemethhgt 32024 fmla0disjsuc 32758 ifpimimb 40212 ifpimim 40217 binomcxplemnn0 41053 binomcxplemnotnn0 41060 salexct 42974 onenotinotbothi 43526 twonotinotbothi 43527 clifte 43528 cliftet 43529 paireqne 44028 sbgoldbo 44305 zlmodzxzldeplem 44907 ldepslinc 44918 line2x 45168 inlinecirc02plem 45200 alimp-surprise 45308 aacllem 45329 |
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