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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 858 | 1 ⊢ (𝜑 ∨ 𝜓) |
Colors of variables: wff setvar class |
Syntax hints: ∨ wo 843 |
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 209 df-or 844 |
This theorem is referenced by: truorfal 1571 trunortruOLD 1583 trunorfalOLD 1585 prid1g 4690 isso2i 5503 mpo0v 7232 0wdom 9028 nneo 12060 mnfltpnf 12515 bcpasc 13675 isumless 15194 binomfallfaclem2 15388 lcmfunsnlem2lem1 15976 srabase 19944 sraaddg 19945 sramulr 19946 m2detleib 21234 fctop 21606 cctop 21608 ovoliunnul 24102 vitalilem5 24207 logtayl 25237 bpos1 25853 usgrexmpldifpr 27034 cffldtocusgr 27223 pthdlem2 27543 inindif 30272 disjunsn 30338 circlemethhgt 31909 fmla0disjsuc 32640 ifpimimb 39863 ifpimim 39868 binomcxplemnn0 40674 binomcxplemnotnn0 40681 salexct 42610 onenotinotbothi 43162 twonotinotbothi 43163 clifte 43164 cliftet 43165 paireqne 43666 sbgoldbo 43945 zlmodzxzldeplem 44546 ldepslinc 44557 line2x 44734 inlinecirc02plem 44766 alimp-surprise 44874 aacllem 44895 |
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