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Mathbox for Alan Sare |
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Mirrors > Home > MPE Home > Th. List > Mathboxes > e10 | Structured version Visualization version GIF version |
Description: A virtual deduction elimination rule (see mpisyl 21). (Contributed by Alan Sare, 14-Jun-2011.) (Proof modification is discouraged.) (New usage is discouraged.) |
Ref | Expression |
---|---|
e10.1 | ⊢ ( 𝜑 ▶ 𝜓 ) |
e10.2 | ⊢ 𝜒 |
e10.3 | ⊢ (𝜓 → (𝜒 → 𝜃)) |
Ref | Expression |
---|---|
e10 | ⊢ ( 𝜑 ▶ 𝜃 ) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | e10.1 | . 2 ⊢ ( 𝜑 ▶ 𝜓 ) | |
2 | e10.2 | . . 3 ⊢ 𝜒 | |
3 | 2 | vd01 41303 | . 2 ⊢ ( 𝜑 ▶ 𝜒 ) |
4 | e10.3 | . 2 ⊢ (𝜓 → (𝜒 → 𝜃)) | |
5 | 1, 3, 4 | e11 41394 | 1 ⊢ ( 𝜑 ▶ 𝜃 ) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ( wvd1 41275 |
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-vd1 41276 |
This theorem is referenced by: e10an 41401 en3lpVD 41551 3orbi123VD 41556 sbc3orgVD 41557 exbiriVD 41560 3impexpVD 41562 3impexpbicomVD 41563 al2imVD 41568 equncomVD 41574 trsbcVD 41583 sbcssgVD 41589 csbingVD 41590 onfrALTVD 41597 csbsngVD 41599 csbxpgVD 41600 csbresgVD 41601 csbrngVD 41602 csbima12gALTVD 41603 csbunigVD 41604 csbfv12gALTVD 41605 con5VD 41606 hbimpgVD 41610 hbalgVD 41611 hbexgVD 41612 ax6e2eqVD 41613 ax6e2ndeqVD 41615 e2ebindVD 41618 sb5ALTVD 41619 |
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